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Fair Value Measurements - Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis (Parenthetical) (Details) | 12 Months Ended
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Dec. 31, 2022 USD ($)
Fair Value Disclosures [Abstract] |
Pretax Contingent Earnout Expense | $ 2,921,000

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- Definition Pretax contingent earnout expenses. + References No definition available. + Details
Name: | crda_PretaxContingentEarnoutExpenses
Namespace Prefix: | crda_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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- References No definition available. + Details
Name: | us-gaap_FairValueDisclosuresAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration