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Receivables from Preneed Trusts (Narrative) (Details)	3 Months Ended
	Mar. 31, 2013
Receivables From Preneed Trusts [Abstract]
Amount at which there is no controlling interest in trust assets (Description)	less than 50%

X

- Definition

The percentage at which there is no controlling financial interest in trust assets.

+ References

No definition available.

+ Details

Name:	csv_ControllingFinancialInterest
Namespace Prefix:	csv_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	csv_ReceivablesFromPreneedTrustsAbstract
Namespace Prefix:	csv_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration