XML 15 R84.htm IDEA: XBRL DOCUMENT
v3.19.3

Cemetery Perpetual Care Trust Investments Cemetery Perpetual Care Trust Investments (Narrative) (Details) | 9 Months Ended
--- | ---
Sep. 30, 2019 USD ($)
Debt Securities, Available-for-sale [Line Items] |
Fair value measurements, transfers between Level 1 and Level 2 | $ 0

X
- Definition Fair Value Measurements, Transfers Between Level 1 and Level 2 + References No definition available. + Details
Name: | csv_FairValueMeasurementsTransfersBetweenLevel1AndLevel2
Namespace Prefix: | csv_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration