Cash and Cash Equivalents - Additional Information (Details) $ in Thousands	6 Months Ended
Jun. 30, 2026 USD ($)
Cash and Cash Equivalents [Abstract]
Restricted cash includes increase in fiduciary liabilities in cash flows from financing activities	$ 3,791

Restricted cash includes increase in fiduciary liabilities in cash flows from financing activities.

No definition available.

Name:	crda_RestrictedCashIncludesIncreaseInFiduciaryLiabilitiesInCashFlowsFromFinancingActivities
Namespace Prefix:	crda_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration