XML 54 R41.htm IDEA: XBRL DOCUMENT v3.23.1

Note 4 - Revenue Recognition (Details Textual)	12 Months Ended
	Dec. 31, 2022
Software Licensing and Delivery [Member] | Minimum [Member]
Revenue Recognition, Contract Term (Month)	12 months
Software Licensing and Delivery [Member] | Maximum [Member]
Revenue Recognition, Contract Term (Month)	36 months
Support Service [Member] | Minimum [Member]
Revenue Recognition, Contract Term (Month)	12 months
Support Service [Member] | Maximum [Member]
Revenue Recognition, Contract Term (Month)	36 months
Maintenance and Support Service [Member] | Minimum [Member]
Revenue Recognition, Contract Term (Month)	12 months
Maintenance and Support Service [Member] | Maximum [Member]
Revenue Recognition, Contract Term (Month)	36 months
Media [Member] | Minimum [Member]
Revenue Recognition, Contract Term (Month)	28 days
Media [Member] | Maximum [Member]
Revenue Recognition, Contract Term (Month)	3 years

X

- Definition

Represents contract term under revenue recognition.

+ References

No definition available.

+ Details

Name:	crex_RevenueRecognitionContractTerm
Namespace Prefix:	crex_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	srt_ProductOrServiceAxis=crex_SoftwareLicensingAndDeliveryMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_RangeAxis=srt_MinimumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_RangeAxis=srt_MaximumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_ProductOrServiceAxis=crex_SupportServiceMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_ProductOrServiceAxis=crex_MaintenanceAndSupportServiceMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_ProductOrServiceAxis=crex_MediaMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: