XML 18 R54.htm IDEA: XBRL DOCUMENT v2.4.0.8

Recently Issued Accounting Standards Recently Issued Accounting Standards (Narrative) (Details)	12 Months Ended
	Dec. 31, 2013
Accounting Changes and Error Corrections [Abstract]
Period Guidance Effective	Dec. 15, 2013

X

- Definition

Guidance effective beginning date

+ References

No definition available.

+ Details

Name:	csv_PeriodGuidanceEffective
Namespace Prefix:	csv_
Data Type:	xbrli:dateItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	us-gaap_AccountingChangesAndErrorCorrectionsAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration