Name:	sci_CemeteryPerpetualCareTrustInvestments
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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

Insurance-backed fixed income securities and other

No definition available.

Name:	sci_Insurancebackedfixedincomesecuritiesandother
Namespace Prefix:	sci_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

Line items represent the components of long-term receivables and investments, including trust investments, at market; cash and cash equivalents held by the trust; insurance policies held by the trust; and gross carrying value of long-term receivables from customers and unearned finance charges and cancellation allowance related to those receivables.

No definition available.

Name:	sci_LongTermReceivableAndInvestmentComponentsLineItems
Namespace Prefix:	sci_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

No definition available.

Name:	sci_PreneedReceivables
Namespace Prefix:	sci_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

An amount representing an agreement for an unconditional promise by the maker to pay the Entity (holder) a definite sum of money at a future date, net of any write-downs taken for collection uncertainty on the part of the holder. Such amount may include accrued interest receivable in accordance with the terms of the contract. The aggregate fair value as of the balance sheet date of financial instruments and other positions may include: (1) mortgages, mortgage-backed and asset backed securities; (2) US government and agency obligations; (3) state and municipal government obligations; (4) other sovereign government debt; (5) corporate obligations; (6) corporate equities; (7) principal investments; (8) derivative contracts; and (9) physical commodities. Includes both pledged and unpledged holdings.

No definition available.

Name:	sci_Preneedreceivablesnetandtrustinvestments
Namespace Prefix:	sci_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

An amount representing an agreement for an unconditional promise by the maker to pay the Entity (holder) a definite sum of money at a future date. Such amount may include accrued interest receivable in accordance with the terms of the contract. The aggregate fair value as of the balance sheet date of financial instruments and other positions may include: (1) mortgages, mortgage-backed and asset backed securities; (2) US government and agency obligations; (3) state and municipal government obligations; (4) other sovereign government debt; (5) corporate obligations; (6) corporate equities; (7) principal investments; (8) derivative contracts; (9) physical commodities; and (10) cash. Includes both pledged and unpledged holdings.

No definition available.

Name:	sci_Preneedreceivablesnetandtrustinvestmentsexcludingallowanceforcancellation
Namespace Prefix:	sci_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

No definition available.

Name:	sci_Preneedtrustinvestments
Namespace Prefix:	sci_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

Amount of allowance for credit loss on accounts receivable, classified as noncurrent.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 4
-URI http://asc.fasb.org/extlink&oid=118936363&loc=d3e5074-111524

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 326
-SubTopic 20
-Section 45
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=118955202&loc=SL82895884-210446

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(4))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682