Consolidated Balance Sheet (Parentheticals) - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021
Statement of Financial Position [Abstract]
Allowance for credit losses for Deferred charges and other assets	$ 3,917	$ 4,577

Allowance for credit losses for Deferred charges and other assets

No definition available.

Name:	sci_AllowanceForCreditLossesForDeferredChargesAndOtherAssets
Namespace Prefix:	sci_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant