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Basis of Presentation and Summary of Significant Accounting Policies Income Taxes (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Total benefit for income taxes	$ 3,502	$ 5,082
Income taxes before discrete items	28.90%	26.50%

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- Definition

Estimated Effective Income Tax Rate Reconciliation, Before Discrete Items, Percent

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No definition available.

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- Definition

Income Tax Expense (Benefit), Net of Uncertain Tax Positions

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No definition available.

+ Details

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Namespace Prefix:	csv_
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Balance Type:	debit
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No definition available.

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