Revenue and Deferred Revenue - Narrative (Details) - USD ($) $ in Millions	3 Months Ended	6 Months Ended
Jun. 30, 2023	Jun. 30, 2023
Revenue from Contract with Customer [Abstract]
Revenue recognized related to performance obligations satisfied or partially satisfied in prior periods	$ 0.2	$ 1.2

Revenue, Performance Obligation, Satisfied Or Partially Satisfied In Prior Periods, Amount

No definition available.

Name:	crct_RevenuePerformanceObligationSatisfiedOrPartiallySatisfiedInPriorPeriodsAmount
Namespace Prefix:	crct_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration