Business Combination, Present Value of Deferred Payment, Liability

No definition available.

Name:	csv_BusinessCombinationPresentValueofDeferredPaymentLiability
Namespace Prefix:	csv_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

-- None. No documentation exists for this element. --

+ References

No definition available.

+ Details

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

- Definition

Debt Instrument, Imputed Interest Rate

+ References

No definition available.

+ Details

Name:	csv_DebtInstrumentImputedInterestRate
Namespace Prefix:	csv_
Data Type:	dtr-types1:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Additional borrowing capacity under the credit facility's accordion feature providing the right to increase the line of credit borrowing capacity.

+ References

No definition available.

+ Details

Name:	csv_LineOfCreditFacilityAccordionProvision
Namespace Prefix:	csv_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Earnings divided by total fixed cost obligations.

+ References

No definition available.

+ Details

Name:	csv_RatioOfEarningsToFixedCostObligations
Namespace Prefix:	csv_
Data Type:	xbrli:pureItemType
Balance Type:	na
Period Type:	instant

- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

No definition available.

+ Details

Name:	us-gaap_DebtInstrumentBasisSpreadOnVariableRate1
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

The average effective interest rate during the reporting period.

+ References

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+ Details

Name:	us-gaap_DebtInstrumentInterestRateDuringPeriod
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

+ Details

Name:	us-gaap_DebtInstrumentTerm
Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ References

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+ Details

Name:	us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount of borrowing capacity currently available under the credit facility (current borrowing capacity less the amount of borrowings outstanding).

+ References

+ Details

Name:	us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount, after deduction of unamortized premium (discount) and debt issuance cost, of long-term debt. Excludes lease obligation.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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+ Details

Name:	us-gaap_LongTermDebt
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Indebtedness divided by net capital.

+ References

No definition available.

+ Details

Name:	us-gaap_RatioOfIndebtednessToNetCapital1
Namespace Prefix:	us-gaap_
Data Type:	xbrli:pureItemType
Balance Type:	na
Period Type:	instant

- Details

Name:	us-gaap_LongtermDebtTypeAxis=us-gaap_LineOfCreditMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	csv_DebtInterestRateOptionsAxis=csv_PrimeRateOptionMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	csv_DebtInterestRateOptionsAxis=csv_LiborMarginOptionMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DebtInstrumentAxis=us-gaap_RevolvingCreditFacilityMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LongtermDebtTypeAxis=csv_CreditAgreement2018Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_RangeAxis=srt_MinimumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LongtermDebtTypeAxis=csv_DeferredPurchasePriceNotesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_RangeAxis=srt_MaximumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	csv_DebtCovenantToActualRatiosAxis=csv_RatioActualMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_CreditFacilityAxis=csv_TermLoanMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_CreditFacilityAxis=us-gaap_LetterOfCreditMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_CreditFacilityAxis=csv_SwinglineMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_CreditFacilityAxis=us-gaap_RevolvingCreditFacilityMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DebtInstrumentAxis=csv_RevolvingCreditFacilitySecuredFloatingRateMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LongtermDebtTypeAxis=csv_CreditAgreementMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Credit Facility and Acquisition Debt (Narrative) (Details)		3 Months Ended		6 Months Ended
	Jul. 07, 2023 USD ($)	Jun. 30, 2024 USD ($)	Jun. 30, 2023	Jun. 30, 2024 USD ($)	Jun. 30, 2023	Dec. 31, 2023 USD ($)
Debt Covenant To Actual Ratios [Line Items]
Revolving credit facility present accordion provisions		$ 75,000,000.0		$ 75,000,000.0
Deferred payments	$ 2,600,000
Line of Credit \| Prime Rate Option
Debt Covenant To Actual Ratios [Line Items]
Debt instrument, basis spread on variable rate				2.125%
Line of Credit \| Libor Margin Option
Debt Covenant To Actual Ratios [Line Items]
Debt instrument, basis spread on variable rate				3.125%
Revolving Credit Facility \| Credit Agreement 2018
Debt Covenant To Actual Ratios [Line Items]
Long-term Debt		$ 155,000,000.0		$ 155,000,000.0		$ 179,100,000
Minimum \| Deferred Purchase Price Notes
Debt Covenant To Actual Ratios [Line Items]
Debt Instrument, Imputed Interest Rate		6.50%		6.50%
Debt Instrument, Term		9 years
Maximum \| Deferred Purchase Price Notes
Debt Covenant To Actual Ratios [Line Items]
Debt Instrument, Imputed Interest Rate		7.30%		7.30%
Debt Instrument, Term		20 years
Ratio Actual
Debt Covenant To Actual Ratios [Line Items]
Ratio of indebtedness to net capital (in Ratio) (below at March 31, 2015)		5.50		5.50
Term Loan
Debt Covenant To Actual Ratios [Line Items]
Revolving credit facility, maximum borrowing capacity		$ 250,000,000.0		$ 250,000,000.0
Letter of Credit
Debt Covenant To Actual Ratios [Line Items]
Revolving credit facility, maximum borrowing capacity		15,000,000.0		15,000,000.0
Swingline
Debt Covenant To Actual Ratios [Line Items]
Revolving credit facility, maximum borrowing capacity		10,000,000.0		10,000,000.0
Revolving Credit Facility \| Revolving Credit Facility, Secured, Floating Rate \| Line of Credit
Debt Covenant To Actual Ratios [Line Items]
Remaining borrowing capacity		$ 92,400,000		$ 92,400,000
Revolving Credit Facility \| Revolving Credit Facility, Secured, Floating Rate \| Credit Agreement
Debt Covenant To Actual Ratios [Line Items]
Debt Instrument, Interest Rate During Period		8.70%	8.60%	8.80%	8.30%
Revolving Credit Facility \| Ratio Actual \| Revolving Credit Facility, Secured, Floating Rate \| Line of Credit
Debt Covenant To Actual Ratios [Line Items]
Ratio of earnings to fixed cost obligations (in Ratio)		1.20		1.20