XML 78 R66.htm IDEA: XBRL DOCUMENT
v3.21.2

Fair Value Measurements (Details 2) - Level 3 $ in Thousands | 9 Months Ended
--- | ---
Sep. 30, 2021 USD ($)
Revenue - based payments | $ 746
Valuation technique | Discounted cash flow
Unobservable inputs | Discount Rate
Range | 17.38%
Probability of milestone payment | 90.00%
Projected year of payments | 2021

X
- References No definition available. + Details
Name: | crex_FairValueLevel3UnobservableInputs
Namespace Prefix: | crex_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | crex_FairValueLevel3ValuationTechnique
Namespace Prefix: | crex_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | crex_FairValueRange
Namespace Prefix: | crex_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- References No definition available. + Details
Name: | crex_ProbabilityOfMilestonePayment
Namespace Prefix: | crex_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- References No definition available. + Details
Name: | crex_ProjectedYearOfPayments
Namespace Prefix: | crex_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | crex_RevenueBasedPaymentsFairValue
Namespace Prefix: | crex_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel3Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |