Name:	sci_CemeteryPerpetualCareTrustInvestments
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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
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Period Type:	duration

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.

No definition available.

Name:	sci_PreneedReceivables
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Data Type:	xbrli:monetaryItemType
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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
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No definition available.

Name:	sci_Preneedtrustinvestments
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Reclass Assets Held For Sale

No definition available.

Name:	sci_ReclassAssetsHeldForSale
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Period Type:	instant

Amounts due from customers or clients, more than one year from the balance sheet date, for goods or services that have been delivered or sold in the normal course of business.

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
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A valuation allowance for receivables due to an Entity for more than one year from the balance sheet date that are expected to be uncollectible.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(17))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-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

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 4
-URI http://asc.fasb.org/extlink&oid=84173941&loc=d3e5074-111524

Name:	us-gaap_AllowanceForDoubtfulAccountsReceivableNoncurrent
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Carrying amount as of the balance sheet date of amounts which could be received based on the terms of the insurance contract upon surrendering life policies owned by the entity.

Name:	us-gaap_CashSurrenderValueOfLifeInsurance
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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
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Unearned discounts (other than cash or quantity discounts and the like), finance charges, and interest included in the face amount of receivables, that are shown as a deduction from the related receivables. For example, 1) finance charges booked as a receivable when a loan is made and recognized as income at a later date; and 2) interest charges deducted from the face loan amount, resulting in a discounted amount actually advanced to the borrower (wherein the receivable includes the amount actually advanced to the borrower and the as yet unearned interest income).

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 45
-Paragraph 8
-URI http://asc.fasb.org/extlink&oid=82891408&loc=d3e4519-111522

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Sum of the carrying amounts as of the balance sheet date of all investments.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03.1(h))
-URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910

Name:	us-gaap_Investments
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Period Type:	instant

This item represents the reported amount of the entity's investments measured at fair value. Fair value is the price that would be received to sell an investment in an orderly transaction between market participants at the balance sheet [measurement] date.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 946
-SubTopic 320
-Section S99
-Paragraph 7
-Subparagraph (SX 210.12-15)
-URI http://asc.fasb.org/extlink&oid=50485924&loc=d3e611379-123010