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Preneed Activities Level 3 Activities (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |  |
Sales | $ 0 | $ 0 | $ (2,900)
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Recurring Basis, Asset, Transfer, Net | (6,811) | 0 | 0
Other Investments [Member] |  |  |
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |  |
Fair market value, beginning balance | 8,218 | 9,755 | 9,067
Net realized losses included in Other income, net(2) | (1,215) | (761) | (697)
Purchases | 0 | 1,006 | 66
Sales | (2) | (1,782) | (26)
AcquisitionRelatedInvestmentsFairvalueofLevel3 | 0 | 0 | 1,345
Fair market value, ending balance | $ 190 | $ 8,218 | $ 9,755

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- Definition Amount of cash outflow to acquire investments classified as other. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3213-108585 + Details
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