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Trust Investments (Perpetual care trust investment security transactions recorded in Other revenue) (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2021 | Jun. 30, 2020 | Jun. 30, 2021 | Jun. 30, 2020
Gain (Loss) on Securities [Line Items] |  |  |  |
Total | $ 88,277 | $ 77,477 | $ 184,914 | $ 154,967
Other Revenue [Member] |  |  |  |
Gain (Loss) on Securities [Line Items] |  |  |  |
Total | 6,552 | 5,955 | 13,536 | 11,442
Other Revenue [Member] | Preneed Funeral Trust Investments [Member] |  |  |  |
Gain (Loss) on Securities [Line Items] |  |  |  |
Investment income | 2,710 | 1,942 | 5,223 | 3,347
Realized losses, net | (141) | 27 | (279) | (9)
Total | $ 2,569 | $ 1,969 | $ 4,944 | $ 3,338

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