Summary of Significant Accounting Policies and Basis of Presentation (Details) $ in Thousands	9 Months Ended
Sep. 30, 2022 USD ($)
Accounting Policies [Abstract]
Revenue recognized	$ 407
Revenue percentage	100.00%

Percentage of remaining performance obligation to total remaining performance obligation not recognized as revenue.

No definition available.

Name:	cuen_RevenueRemainingPerformancesObligationPercentage
Namespace Prefix:	cuen_
Data Type:	dtr:percentItemType
Balance Type:	na
Period Type:	instant