Document And Entity Information
Note To Financial Statement Details Textual
Significant Accounting Policies
Share-Based Payment Arrangement, Option, Exercise Price Range [Table Text Block]
Note 2 - Summary of Significant Accounting Policies
Note 4 - Revenue Recognition
Note 5 - Supplemental Cash Flow Statement Information
Note 6 - Intangible Assets and Goodwill
Note 7 - Debt
Note 9 - Income Taxes
Other Services [Member]
Related to other services.
Note 10 - Warrants
Note 11 - Stock-based Compensation
Income Tax Disclosure [Text Block]
Note 13 - Leases
Note 2 - Summary of Significant Accounting Policies - Allowance for Credit Loss (Details)
Note 2 - Summary of Significant Accounting Policies - Inventories (Details)
Note 2 - Summary of Significant Accounting Policies - Property and Equipment (Details)
Short-term contingent consideration, at fair value
Note 2 - Summary of Significant Accounting Policies - Estimated Useful Lives (Details)
us-gaap_LiabilitiesCurrent
Total Current Liabilities
Note 4 - Revenue Recognition - Disaggregation of Revenue (Details)
Schedule of Debt [Table Text Block]
Note 5 - Supplemental Cash Flow Statement Information - Supplemental Cash Flow Statement Information (Details)
Note 6 - Intangible Assets, Including Goodwill - Intangible Assets (Details)
Note 6 - Intangible Assets and Goodwill - Estimated Amortization (Details)
Note 6 - Intangible Assets and Goodwill - Schedule of Acquired Finite-lived Intangible Assets (Details)
Note 7 - Debt - Schedule of Outstanding Debt (Details)
Note 7 - Debt - Floating Margin (Details)
Note 9 - Income Taxes - Income Tax Benefit (Expense) (Details)
Note 9 - Income Taxes - Reconciliation of Effective Income Tax Rate (Details)
Note 9 - Income Taxes - Deferred Tax Assets and Liabilities (Details)
Note 10 - Warrants - Summary of Outstanding Warrants (Details)
Note 11 - Stock-based Compensation - Summary of Outstanding Options (Details)
Note 11 - Stock-based Compensation - Stock Option Activity (Details)
Note 13 - Leases - Classification of Operating and Finance Lease Assets and Obligations (Details)
Share-Based Payment Arrangement, Option, Activity [Table Text Block]
Note 13 - Leases - Classification of Operating and Finance Lease Assets and Obligations (Details) (Parentheticals)
Note 13 - Leases - Schedule of Classification of Lease Expense (Details)
Note 13 - Leases - Maturities of Lease Liabilities (Details)
Note 13 - Leases - Supplemental Cash Flow Information Related to Leases (Details)
Notes To Financial Statements
Notes To Financial Statements [Abstract]
us-gaap_LongTermDebtCurrent
Less: Current portion
Short-term portion of related party term debt
us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercisable, Weighted Average Remaining Contractual Term (Year)
us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value (in dollars per share)
us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice
Balance, Weighted Average Exercise Price (in dollars per share)
Balance, Weighted Average Exercise Price (in dollars per share)
Deferred revenues
Forfeited or expired, Weighted Average Exercise Price (in dollars per share)
Goodwill and Intangible Assets Disclosure [Text Block]
Granted, Weighted Average Exercise Price (in dollars per share)
Accrued expenses and other current liabilities
Accounts payable
Revolving Credit Facility [Member]
us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Number (in shares)
Balance, Number (in shares)
Balance, Number (in shares)
Retirement Plan Type [Axis]
Retirement Plan Type [Domain]
us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriod
Forfeited or expired, Number (in shares)
Credit Facility [Axis]
Credit Facility [Domain]
Trademarks [Member]
us-gaap_PolicyTextBlockAbstract
Accounting Policies
Trademarks and Trade Names [Member]
Trade Names [Member]
us-gaap_PaymentsToDevelopSoftware
Capitalization of labor for software development
us-gaap_PaymentsToAcquirePropertyPlantAndEquipment
Purchases of property and equipment
us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized
Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Authorized (in shares)
Grantee Status [Domain]
Noncompete Agreements [Member]
Grantee Status [Axis]
Income taxes
Current Liabilities:
us-gaap_InterestPaid
Interest Paid, Including Capitalized Interest, Operating and Investing Activities
us-gaap_Assets
Total Assets
Technology-Based Intangible Assets [Member]
Plan Name [Axis]
Plan Name [Domain]
Compensation and Employee Benefit Plans [Text Block]
us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount
Customer Lists [Member]
Customer Relationships [Member]
crex_BusinessAcquisitionContingentConsiderationMaximumSharePrice
Business Acquisition, Contingent Consideration, Maximum Share Price (in dollars per share)
Maximum per share or per unit price of contingent consideration in business acquisition.
crex_BusinessCombinationContingentConsiderationBillableDevicesOnlineMaximumSharePrice
Business Combination, Contingent Consideration, Billable Devices Online, Maximum Share Price (in dollars per share)
Maximum per share or per unit price if billable devices online hits threshold for contingent consideration in business combination.
crex_BusinessAcquisitionExtensionOptionMinimumExtensionThresholdPrice
Business Acquisition, Extension Option, Minimum Extension Threshold Price Percentage
Percentage of minimum extension threshold price per share for extension option un business acquisition.
Finite-Lived Intangible Assets by Major Class [Axis]
Share-Based Payment Arrangement [Text Block]
Finite-Lived Intangible Assets, Major Class Name [Domain]
Reflect Systems, Inc. [Member]
Represents Reflect Systems, Inc.
us-gaap_DebtIssuanceCostsLineOfCreditArrangementsNet
Debt Issuance Costs, Line of Credit Arrangements, Net
Senior Secured Term Loan [Member]
Represents the senior secured term loan.
Consolidated Term Loan [Member]
Represents the consolidated term loan.
Secured Promissory Note [Member]
Represents Secured Promissory Note.
crex_BusinessAcquisitionExtensionOptionMinimumExtensionThresholdPricePercentageIncreaseInPrice
Business Acquisition, Extension Option, Minimum Extension Threshold Price Percentage, Increase in Price
The minimum percentage of extension threshold price for an increase in price for extension option in a business acquisition.
crex_BusinessAcquisitionExtensionOptionMinimumExtensionThresholdPriceIncreaseInPrice
Business Acquisition, Extension Option, Minimum Extension Threshold Price, Increase in Price (in dollars per share)
Per share or per unit increase in price for minimum extension threshold price in extension option of a business acquisition.
Award Type [Domain]
Award Type [Axis]
Schedule of Estimated Useful Lives [Table Text Block]
Tabular disclosure of the estimated useful lives.
Net loss
Net loss
Finite-Lived Intangible Assets, Accumulated Amortization
us-gaap_FiniteLivedIntangibleAssetsNet
Total
Finite-Lived Intangible Assets, Gross
Share-Based Payment Arrangement, Option [Member]
crex_BusinessCombinationContingentConsiderationFairValueAtGuaranteedPrice
Business Combination, Contingent Consideration, Fair Value at Guaranteed Price
Represents the estimated fair value of a contingent consideration estimated at the guaranteed price.
Commitments and Contingencies Disclosure [Text Block]
us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment
Less: accumulated depreciation and amortization
crex_BusinessAcquisitionContingentConsiderationEstimatedFairValueAtNewGuaranteedPrice
Business Acquisition, Contingent Consideration, Estimated Fair Value at New Guaranteed Price
Represents the estimated fair value of a contingent consideration related to a business acquisition estimated at the new guaranteed price.
Property, Plant and Equipment, Net
Net property and equipment
Goodwill
Gross property and equipment
Investing activities
us-gaap_IncreaseDecreaseInOtherOperatingCapitalNet
Other, net
Income (Loss) from Continuing Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest
CANADA
us-gaap_IncomeTaxExpenseBenefit
Income tax expense
Tax expense
Increase (Decrease) in Accrued Liabilities
Accounts payable
us-gaap_IncreaseDecreaseInAccountsPayable
Debt Instrument Redemption [Table Text Block]
us-gaap_OperatingExpenses
Total operating expenses
us-gaap_DefinedContributionPlanCostRecognized
Defined Contribution Plan, Cost
General and administrative
us-gaap_DefinedContributionPlanMaximumAnnualContributionsPerEmployeePercent
Defined Contribution Plan, Maximum Annual Contributions Per Employee, Percent
us-gaap_DefinedContributionPlanEmployerMatchingContributionPercent
Defined Contribution Plan, Employer Matching Contribution, Percent of Employees' Gross Pay
us-gaap_DefinedContributionPlanEmployerMatchingContributionPercentOfMatch
Defined Contribution Plan, Employer Matching Contribution, Percent of Match
us-gaap_Cash
Cash
Acquisition Term Loan [Member]
Represents acquisition term loan.
Cash and cash equivalents
Interest expense, including amortization of debt discount
Term Loan 2022 [Member]
Represents term loan 2022.
us-gaap_AllocatedShareBasedCompensationExpense
Share-Based Payment Arrangement, Expense
Hardware [Member]
Represents hardware.
Service and Other [Member]
Represents service and other.
Customer deposits
The current portion of money or property received from customers which is either to be returned upon satisfactory contract completion or applied to customer receivables in accordance with the terms of the contract or the understanding.
Amendment Flag
Issuance Date
us-gaap_DebtInstrumentIssuanceDate1
Media [Member]
Represents media.
City Area Code
Maturity Date
us-gaap_DebtInstrumentMaturityDate
Use of Estimates, Policy [Policy Text Block]
us-gaap_DebtInstrumentPeriodicPayment
Debt Instrument, Periodic Payment
New Accounting Pronouncements, Policy [Policy Text Block]
Vendor [Member]
Represents vendor.
crex_EmployeeRetentionAndOtherGovernmentCredits
Employee Retention and Other Government Credits
Amount of employee retention and other government credits.
One Vendor [Member]
Represents one vendor.
us-gaap_SharesOutstanding
Balance (in shares)
Balance (in shares)
Common stock, shares outstanding (in shares)
crex_DepreciationDepletionAndAmortizationExcludingAmortizationOfDebtDiscountPremium
Depreciation and amortization
The aggregate expense recognized in the current period that allocates the cost of tangible assets, intangible assets, or depleting assets to periods that benefit from use of the assets, excluding amortization of debt discount or premium.
Current Fiscal Year End Date
Interest Rate
Debt Instrument, Interest Rate, Stated Percentage
crex_IncreaseDecreaseInCustomerDeposit
Customer deposits
The increase (decrease) during the reporting period in obligations arising from customer deposits.
us-gaap_LeaseCost
Total lease expense
us-gaap_DebtInstrumentInterestRateEffectivePercentage
Debt Instrument, Interest Rate, Effective Percentage
us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets
Prepaid expenses and other current assets
us-gaap_ReceivablesFromCustomers
Receivables from Customers
Operating leases
Document Fiscal Period Focus
Operating lease expense
Document Fiscal Year Focus
Lease, Cost [Table Text Block]
Right-of-use assets obtained in exchange for new finance lease liabilities
Document Period End Date
Operating leases (Year)
Entity File Number
crex_RevenueRecognitionContractTerm
Revenue Recognition, Contract Term (Month)
Represents contract term under revenue recognition.
Software Licensing and Delivery [Member]
Represents software licensing and delivery.
Entity Emerging Growth Company
Support Service [Member]
Represents support service.
us-gaap_DebtInstrumentFaceAmount
Debt Instrument, Face Amount
Document Type
us-gaap_GainsLossesOnExtinguishmentOfDebt
Gain (Loss) on Extinguishment of Debt
Loss on debt extinguishment
Interim Period, Costs Not Allocable [Domain]
Lessee, Operating Leases and Finance Leases [Text Block]
The entire disclosure for operating leases and finance leases of lessee.
Entity Small Business
Entity Shell Company
Supplemental Cash Flow Information Related to Leases [Table Text Block]
Tabular disclosure of supplemental cash flow information related to leases.
One Customer [Member]
Represents one customer.
Document Information [Line Items]
Offering Costs [Member]
Represents offering costs.
Document Information [Table]
Service [Member]
Nature of Expense [Axis]
Entity Public Float
Installation Services [Member]
Represents installation services.
Entity Filer Category
Debt Instrument [Axis]
Entity Current Reporting Status
Underwiring Fees [Member]
Represents underwriting fees.
Debt Instrument, Name [Domain]
Managed Services [Member]
Represents managed services.
Entity Voluntary Filers
Public Offering [Member]
Represents public offering.
Entity Well-known Seasoned Issuer
us-gaap_ImpairmentOfIntangibleAssetsFinitelived
Impairment of Intangible Assets, Finite-Lived
us-gaap_ConcentrationRiskPercentage1
Concentration Risk, Percentage
Fair value of Contingent Consideration
Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to fair value of warrant liability or contingent consideration.
us-gaap_IncreaseDecreaseInAccountsReceivable
Accounts receivable
Debt issuance costs
Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from debt issuance costs.
Entity Tax Identification Number
IRC Section 174
Amount before allocation of valuation allowances of deferred tax asset attributable to capitalized research and development.
Entity Central Index Key
Entity Registrant Name
Entity [Domain]
Customer Concentration Risk [Member]
Legal Entity [Axis]
Entity Address, Address Line One
Supplier Concentration Risk [Member]
ecd_NonRule10b51ArrTrmntdFlag
Non-Rule 10b5-1 Arrangement Terminated [Flag]
us-gaap_AmortizationOfIntangibleAssets
Amortization of Intangible Assets
Entity Address, City or Town
ecd_Rule10b51ArrTrmntdFlag
Rule 10b5-1 Arrangement Terminated [Flag]
ecd_Rule10b51ArrAdoptedFlag
Rule 10b5-1 Arrangement Adopted [Flag]
Entity Address, Postal Zip Code
Entity Address, State or Province
ecd_NonRule10b51ArrAdoptedFlag
Non-Rule 10b5-1 Arrangement Adopted [Flag]
Concentration Risk Type [Axis]
Material Terms of Trading Arrangement [Text Block]
Concentration Risk Type [Domain]
us-gaap_AllowanceForDoubtfulAccountsReceivable
Balance
Balance
Entity Common Stock, Shares Outstanding
Trading Arrangements, by Individual [Table]
Revenue Benchmark [Member]
Accounts Receivable [Member]
crex_WarrantOrRightOutstandingFairValuePerWarrant
Warrant or Right Outstanding, Fair Value Per Warrant (in dollars per share)
Per share fair value of warrants or rights outstanding.
us-gaap_IncreaseDecreaseInInventories
Inventories
Trading Symbol
Concentration Risk Benchmark [Axis]
Concentration Risk Benchmark [Domain]
Organization, Consolidation and Presentation of Financial Statements Disclosure [Text Block]
Stock Issued During Period, Shares, Acquisitions (in shares)
New Options [Member]
Represents new options.
crex_OperatingLossCarryforwardsIndefiniteCarryforward
Operating Loss Carryforwards, Indefinite Carryforward
Amount of operating loss carryforward, before tax effects, available to reduce future taxable income under enacted tax laws that has indefinite carryforward period.
Retention Bonus Plan [Member]
Represents the Retention Bonus Plan.
Local Phone Number
Stock Issued During Period, Value, Acquisitions
us-gaap_TableTextBlock
Notes Tables
Right-of-use Liability
Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from leasing arrangement.
Market Vesting Options [Member]
Represents market vesting options.
IRC 163(j) Interest Carryforward
Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from interest deduction.
us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity
Line of Credit Facility, Maximum Borrowing Capacity
Related and Nonrelated Parties [Axis]
Related and Nonrelated Parties [Domain]
US net operating loss and contribution carryforwards
Amount before allocation of valuation allowances of deferred tax asset attributable to deductible operating loss and credit carryforwards.
Stock-based compensation (in shares)
Shares issued to directors as compensation (in shares)
Bad debt expense
us-gaap_ProvisionForDoubtfulAccounts
Provision for credit losses
Stock-based compensation
Shares issued to directors as compensation
Granted, Number (in shares)
us-gaap_WarrantsAndRightsOutstandingTerm
Warrants and Rights Outstanding, Term (Year)
Sales and marketing
Issuance of common stock, net (in shares)
Stock Issued During Period, Shares, New Issues (in shares)
us-gaap_LiabilitiesAndStockholdersEquity
Total Liabilities and Shareholders' Equity
Work-in-process
Issuance of common stock, net
Warrants Classified as Liability [Member]
Represents warrants classified as liabilities.
Purchased and Developed Software [Member]
Represents purchased and developed software.
Accumulated deficit
Retained Earnings (Accumulated Deficit)
In-process Internally Developed Software Platform [Member]
Represents in-process internally developed software platform.
Debt Disclosure [Text Block]
Changes to operating assets and liabilities:
Capitalized software labor in accounts payable
Amount of capitalized software in accounts payable.
Amortization of deferred financing costs
us-gaap_DisclosureTextBlockAbstract
Notes to Financial Statements
Long-term obligations under operating leases
Schedule of Inventory, Current [Table Text Block]
Present value of lease liabilities, operating leases
Current maturities of operating leases
Other intangible assets, net
Operating lease right-of-use assets
Total undiscounted cash flows, operating leases
us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount
Less imputed interest, operating leases
Present value of lease liabilities, finance leases
Financing cash flows paid for finance leases
Principal payments on finance leases
crex_LineOfCreditFacilityContingentConsiderationReserveValue
Line of Credit Facility, Contingent Consideration Reserve, Value
In reference to the reserve kept until the resolution of the contingent consideration.
Deferred income taxes
us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive
Thereafter
2027, operating leases
2028, operating leases
Finance lease assets
Finance Lease, Right-of-Use Asset, Statement of Financial Position [Extensible Enumeration]
Net Investment in Lease, before Allowance for Credit Loss
us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo
2026
crex_ClassOfWarrantOrRightExpired
Warrants expired (in shares)
Number of warrants or right expired during the period.
us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree
2027
us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour
2028
2025, operating leases
Warrants expired, warrants, weighted average exercise price (in dollars per share)
Exercise price per share or per unit of warrants or rights expired during the period.
us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive
2029
2026, operating leases
Balance, warrants, weighted average remaining contractual life (Year)
Weighted average remaining contractual term for warrants or rights outstanding.
Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block]
us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths
2025
Stock Incentive Plan 2014 [Member]
Represents 2014 stock incentive plan.
Schedule of Acquired Finite-Lived Intangible Assets by Major Class [Table Text Block]
Warrants (in shares)
crex_WorkingCapital
Working Capital
The amount of working capital.
Share-Based Payment Arrangement, Employee [Member]
crex_FloatingMarginAtGreaterOrEqualTo11ButLessThan21SeniorFundedDebtToEbitdaRatio
Greater or equal than 1.00 but less than 2.00
In reference to the floating margin in relation to the senior funded and EBITDA ratio at Greater or Equal to 1:1 but Less than 2:1
crex_FloatingMarginAtLessThan11SeniorFundedDebtToEbitdaRatio
Less than 1.00
In reference to the floating margin in relation to the senior funded and EBITDA ratio at less than 1.
crex_FloatingMarginAtGreaterOrEqualTo31SeniorFundedDebtToEbitdaRatio
Greater or equal to 3.00
In reference to the floating margin in relation to the senior funded and EBITDA ratio at Greater or Equal to 3:1
Other non-current assets
Amortization of stock-based compensation
Share-Based Payment Arrangement, Nonemployee [Member]
crex_FloatingMarginAtGreaterOrEqualTo21ButLessThan31SeniorFundedDebtToEbitdaRatio
Greater or equal than 2.00 but less than 3
In reference to the floating margin in relation to the senior funded and EBITDA ratio at Greater or Equal to 2:1 but Less than 3:1
Reverse Stock Split [Member]
The conversion of a reverse stock split where there is a reduction in the shares outstanding.
Time Vesting Awards [Member]
Represents time vesting awards.
Business Combinations Policy [Policy Text Block]
Useful Life (Year)
Capitalized Software [Member]
Represents capitalized softwares.
Earnings Per Share, Policy [Policy Text Block]
crex_NumberOfMajorVendors
Number of Major Vendors
Represents number of major vendors.
Operating expenses:
Two Vendors [Member]
Represents two vendors.
Amortization of debt discount
Income Tax, Policy [Policy Text Block]
Acquisition Loan With Slipstream [Member]
Represents acquisition loan with Slipstream.
crex_NumberOfMajorCustomers
Number of Major Customers
Represents the numbers of major customers.
Time Vesting Options [Member]
Represents time vesting options.
Range One [Member]
Represents range one.
Range Two [Member]
Represents range two.
Schedule of Finite-Lived Intangible Assets [Table Text Block]
crex_DebtInstrumentInterestRateStatedPercentageIncludingSecuredOvernightFinancingRate
Debt Instrument, Interest Rate, Stated Percentage Including Secured Overnight Financing Rate
In reference to a stated percentage including the Secured Overnight Financing Rate (SOFR)
crex_DefinedContributionPlanEmployerMatchingContributionEffectivePercentOfMatch
Defined Contribution Plan, Employer Matching Contribution, Effective Percent of Match
Effective percentage employer matches of the employee's percentage contribution matched.
crex_LineOfCreditFacilityUncommittedAccordionFeature
Line of Credit Facility, Uncommitted Accordion Feature
In reference to an uncommitted Accordion feature.
Registered Retirement Savings Plan [Member]
Represents Registered Retirement Savings Plan.
crex_DebtInstrumentFloatingMargin
Debt Instrument, Floating Margin
In reference to the floating margin
Pension Plan 401(K) [Member]
Represents Pension Plan 401(K).
us-gaap_Depreciation
Depreciation
us-gaap_StockholdersEquityNoteStockSplitConversionRatio1
Stockholders' Equity Note, Stock Split, Conversion Ratio
Performance Vesting Options [Member]
Represents performance vesting options.
us-gaap_SharesIssuedPricePerShare
Shares Issued, Price Per Share (in dollars per share)
us-gaap_AssetsCurrent
Total Current Assets
Equity [Text Block]
Loss on change in fair value of contingent consideration
Common stock, $0.01 par value, 66,666 shares authorized; 10,447 and 10,409 shares issued and outstanding, respectively
Adjustments to reconcile net loss to net cash provided by operating activities:
Common stock, shares authorized (in shares)
Common Stock, Shares Authorized (in shares)
Common stock, shares issued (in shares)
Common stock, par value (in dollars per share)
Common Stock, Par or Stated Value Per Share (in dollars per share)
Revenue from Contract with Customer [Policy Text Block]
us-gaap_DeferredTaxAssetsValuationAllowance
Valuation allowance
Statistical Measurement [Domain]
Operating cash flows paid for operating leases
Maximum [Member]
Minimum [Member]
Product and Service [Axis]
Product and Service [Domain]
Statistical Measurement [Axis]
Operating cash flows paid for finance leases
Schedule of Cash Flow, Supplemental Disclosures [Table Text Block]
Interest
Cash Flow, Supplemental Disclosures [Text Block]
Impairment or Disposal of Long-Lived Assets, Policy [Policy Text Block]
Geographical [Axis]
Goodwill and Intangible Assets, Policy [Policy Text Block]
Geographical [Domain]
Property, Plant and Equipment [Table Text Block]
us-gaap_DeferredTaxAssetsGross
Total deferred tax liabilities, net
Inventories, net
Total inventories
crex_RevenueRecognitionCommissionPercentageOnRevenue
Revenue Recognition, Commission Percentage on Revenue
Represents the commission percentage from revenue contracts recognized for the period.
us-gaap_ProceedsFromLoans
Proceeds from Loans
Total sales
us-gaap_InventoryValuationReserves
Inventory Valuation Reserves
Customer [Axis]
Customer [Domain]
Property and equipment
Raw materials
Reserves
us-gaap_PropertyPlantAndEquipmentDisposals
Property, Plant and Equipment, Disposals
us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities
Accrued expenses
Useful lives (Year)
Deferred revenue
Accounts receivable, net
Operating Activities:
Statement [Line Items]
Furniture and Fixtures [Member]
us-gaap_NumberOfReportableSegments
Number of Reportable Segments
2026, total
Amount of lessee's undiscounted obligation for lease payment for operating and finance lease to be paid in second fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).
Additional paid in capital
Non-qualified stock options
2025, total
Amount of lessee's undiscounted obligation for lease payment for operating and financing lease to be paid in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).
2028, total
Amount of lessee's undiscounted obligation for lease payment for operating and finance lease to be paid in fourth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).
Property, Plant and Equipment, Other Types [Member]
2027, total
Amount of lessee's undiscounted obligation for lease payment for operating and finance lease to be paid in third fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).
Sales
Lessee, Operating Leases and Finance Leases Maturity [Table Text Block]
Tabular disclosure of undiscounted cash flows of lessee's operating and financing lease liability. Includes, but is not limited to, reconciliation of undiscounted cash flows to operating and financing lease liability recognized in statement of financial position.
Shareholders' Equity
Total leased assets
Represents the total right-of-use assets for leases.
Classification of Operating and Financing Lease Assets and Obligations [Table Text Block]
Tabular disclosure of the classification of operating and financing lease assets and obligations in the Balance Sheet.
Leasehold Improvements [Member]
Total lease obligations
Represents the total lease obligations.
Property, Plant and Equipment, Policy [Policy Text Block]
crex_OperatingAndFinanceLeaseLiabilityUndiscountedExcessAmount
Less imputed interest, total
Amount of lessee's undiscounted obligation for lease payments in excess of discounted obligation for lease payments for operating and financing lease.
Other Nonoperating Income (Expense)
Other expenses (income), net
Total undiscounted cash flows, total
Amount of lessee's undiscounted obligation for lease payments for operating and finance lease.
Long-Lived Tangible Asset [Axis]
us-gaap_NonoperatingIncomeExpense
Total other expense (income)
Segment Reporting Disclosure [Text Block]
Long-Lived Tangible Asset [Domain]
Present value of lease liabilities, total
Present value of lessee's discounted obligation for lease payments from operating or finance lease.
Long-term Obligations Under Operating Leases [Member]
Represents the long-term obligations under operating leases in the balance sheet.
Accrued Expenses and Other Current Liabilities [Member]
Represents the accrued expenses and other current liabilities on the balance sheet.
Research and development credits
Current Assets:
Fair Value Disclosures [Text Block]
Current Maturities of Operating Leases [Member]
Represents the current maturities of operating leases in the balance sheet.
us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations
Cash and Cash Equivalents, beginning of year
Cash and Cash Equivalents, end of year
Inventory, Policy [Policy Text Block]
Assets [Abstract]
Net foreign carryforwards
us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect
Increase (decrease) in Cash and Cash Equivalents
us-gaap_Liabilities
Total Liabilities
us-gaap_NetCashProvidedByUsedInFinancingActivities
Net cash (used in) provided by financing activities
Sale of Stock [Axis]
Director [Member]
Sale of Stock [Domain]
us-gaap_OperatingIncomeLoss
Operating Income (Loss)
Operating income
us-gaap_NetCashProvidedByUsedInOperatingActivities
Net Cash Provided by (Used in) Operating Activities
Net cash provided by operating activities
Other expense (income):
Prepaid expenses and other current assets
us-gaap_NetCashProvidedByUsedInInvestingActivities
Net cash used in investing activities
us-gaap_DeferredTaxLiabilities
Net deferred tax liabilities
us-gaap_DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets
Intangibles
us-gaap_GrossProfit
Gross profit
Total cost of sales
Schedule of Stockholders' Equity Note, Warrants or Rights [Table Text Block]
Provision for inventory reserves
us-gaap_DeferredTaxLiabilitiesLeasingArrangements
Right-of-use Asset
us-gaap_UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued
Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued
us-gaap_PaymentsOfStockIssuanceCosts
Payments of Stock Issuance Costs
Cost of sales
crex_CashMergerConsiderationPayableReducedAmount
Cash Merger, Consideration Payable, Reduced Amount
Represents the reduced amount of cash merger consideration payable.
Retained Earnings [Member]
Proceeds from sale of common stock, net of offering expenses
Proceeds from Issuance of Common Stock
Title and Position [Domain]
State income tax
Title and Position [Axis]
Deferred tax expense – state
Customer Two [Member]
Represents customer two.
Additional Paid-in Capital [Member]
Common Stock [Member]
Deferred tax expense – federal
Equity Components [Axis]
Equity Component [Domain]
Customer Three [Member]
Represents customer three
us-gaap_LongTermDebt
Total debt, net
us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1
Class of Warrant or Right, Exercise Price of Warrants or Rights (in dollars per share)
Balance, warrants, weighted average exercise price (in dollars per share)
Balance, warrants, weighted average exercise price (in dollars per share)
Class of Warrant or Right [Axis]
Class of Warrant or Right [Domain]
Other Noncurrent Liabilities [Member]
us-gaap_ClassOfWarrantOrRightOutstanding
Balance, warrants (in shares)
Balance, warrants (in shares)
us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
Net loss before income taxes
us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights
Class of Warrant or Right, Number of Securities Called by Warrants or Rights (in shares)
crex_TaxContributionCarryforwards
Tax Contribution Carryforwards
The value of tax contribution carryforwards.
us-gaap_PaymentsOfFinancingCosts
Payment of deferred financings costs
ICFR Auditor Attestation Flag
Secured Convertible Loan [Member]
Represents secured convertible loan.
Stock Incentive Plan 2023 [Member]
Related to stock plan.
us-gaap_LineOfCredit
Long-Term Line of Credit
crex_ProceedsFromLoansNet
Proceeds from Loans, Net
Net amount of cash received from principal payments made on loans related to operating activities.
Consolidation Term Loan [Member]
Represents consolidation term loan.
State and Local Jurisdiction [Member]
us-gaap_DeferredFinanceCostsNet
Less: Deferred financing costs
crex_PercentageOfWarrantCoveredByDebt
Percentage of Warrant Covered by Debt
Represents amount of warrants covered by debt.
Net operating loss expirations
Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to net operating loss expirations.
crex_NumberOfWarrantsCoveredByDebt
Number of Warrants Covered by Debt (in shares)
Represents number of warrants that are covered by debt.
Deferred tax true-ups
Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to deferred tax true-ups.
Income Tax Jurisdiction [Axis]
Income Tax Jurisdiction [Domain]
Disaggregation of Revenue [Table Text Block]
Domestic Tax Jurisdiction [Member]
Loans and Leases Receivable, Allowance for Loan Losses Policy [Policy Text Block]
Lender Warrant [Member]
Represents lender warrant.
Equipment [Member]
Revenue from Contract with Customer [Text Block]
Document Annual Report
Cash and Cash Equivalents, Policy [Policy Text Block]
Statement of Financial Position Location, Balance [Axis]
Statement of Financial Position Location, Balance [Domain]
us-gaap_DebtInstrumentUnamortizedDiscount
Debt Instrument, Unamortized Discount, Total
Entity Incorporation, State or Country Code
us-gaap_UnrecognizedTaxBenefits
Unrecognized Tax Benefits, Ending Balance
General and Administrative Expense [Member]
us-gaap_DebtInstrumentCarryingAmount
Total debt, gross
us-gaap_UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate
Unrecognized Tax Benefits that Would Impact Effective Tax Rate
Accounting Policies [Abstract]
Significant Accounting Policies [Text Block]
Document Transition Report
Document Financial Statement Error Correction [Flag]
Basis of Accounting, Policy [Policy Text Block]
Entity Interactive Data Current
Recoveries
Related Party [Member]
Security Exchange Name
Title of 12(b) Security
us-gaap_AllowanceForDoubtfulAccountsReceivableWriteOffs
Write-offs charged against the allowance
Statement of Income Location, Balance [Axis]
Statement of Income Location, Balance [Domain]
Nonmonetary Transaction Type [Domain]
Legal Entity of Counterparty, Type [Axis]
Legal Entity Type of Counterparty [Domain]
Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block]
us-gaap_ImpairmentOfIntangibleAssetFiniteLivedStatementOfIncomeOrComprehensiveIncomeExtensibleEnumeration
Impairment, Intangible Asset, Finite-Lived, Statement of Income or Comprehensive Income [Extensible Enumeration]
Nonmonetary Transaction Type [Axis]
Auditor Name
Auditor Firm ID
Auditor Location
us-gaap_RepaymentsOfNotesPayable
Repayments of Notes Payable
Repayment of term debt
us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount (in shares)
Weighted average shares outstanding - diluted (in shares)
us-gaap_RepaymentsOfLinesOfCredit
Repayment of borrowings under revolving credit facility
us-gaap_OperatingLossCarryforwards
Operating Loss Carryforwards
Proceeds from borrowings under revolving credit facility
Proceeds from Lines of Credit
Statement [Table]
Statement of Financial Position [Abstract]
Net loss per common share - diluted (in dollars per share)
Weighted average shares outstanding - basic (in shares)
us-gaap_EffectiveIncomeTaxRateContinuingOperations
Effective tax rate
Accounts Payable [Member]
Business Acquisition [Axis]
State rate changes
Net loss per common share - basic (in dollars per share)
Business Acquisition, Acquiree [Domain]
Provision-to-return adjustments
Changes in valuation allowance
Statement of Cash Flows [Abstract]
Statement of Stockholders' Equity [Abstract]
Income Statement [Abstract]
us-gaap_BusinessCombinationContingentConsiderationLiability
Business Combination, Contingent Consideration, Liability
Interest on lease obligations
us-gaap_BusinessAcquisitionEquityInterestsIssuedOrIssuableNumberOfSharesIssued
Business Acquisition, Equity Interest Issued or Issuable, Number of Shares (in shares)
Total undiscounted cash flows, finance leases
Amortization of right-of-use assets
Schedule of Components of Income Tax Expense (Benefit) [Table Text Block]
Schedule of Deferred Tax Assets and Liabilities [Table Text Block]
Other permanent
Schedule of Effective Income Tax Rate Reconciliation [Table Text Block]
us-gaap_FinanceLeaseLiabilityUndiscountedExcessAmount
Less imputed interest, finance leases
2025, finance leases
2026, finance leases
2027, finance leases
2028, finance leases
Finance leases
State taxes, net of federal benefit
Long-term contingent consideration, at fair value
Foreign rate differential
Finance leases (Year)
Financing activities
Federal statutory rate
Other non-current liabilities
us-gaap_StockholdersEquity
Total Shareholders' Equity
Balance
Balance
Supplier [Axis]
Class of Stock [Axis]
Supplier [Domain]
us-gaap_LongTermDebtNoncurrent
Total long-term debt, net
Revolving credit facility
Outstanding, Weighted Average Exercise Price (in dollars per share)
Outstanding, Weighted Average Remaining Contractual Term (Year)
Shares Exercisable (in shares)
Exercisable, Weighted Average Exercise Price (in dollars per share)
Upper Range Limit (in dollars per share)
Shares Outstanding (in shares)
Exercise Price Range [Axis]
Exercise Price Range [Domain]
Lower Range Limit (in dollars per share)