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Trust Investments (Unrealized losses on cemetery merchandise and service trust investments) (Details) - Preneed Cemetery Trust Investments - USD ($) $ in Thousands | Sep. 30, 2022 | Dec. 31, 2021
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Gain (Loss) on Securities [Line Items] |  |
In Loss Position Less than 12 months, Fair Market Value | $ 21,953 | $ 6,566
In Loss Position Less than 12 months, Unrealized Losses | (4,810) | (629)
In Loss Position Greater than 12 months, Fair Market Value | 4,519 | 3,542
In Loss Position Greater than 12 months, Unrealized Losses | (1,273) | (717)
Total, Fair Market Value | 26,472 | 10,108
Total, Unrealized Losses | (6,083) | (1,346)
U.S. agency obligations |  |
Gain (Loss) on Securities [Line Items] |  |
In Loss Position Less than 12 months, Fair Market Value | 728 |
In Loss Position Less than 12 months, Unrealized Losses | (76) |
In Loss Position Greater than 12 months, Fair Market Value | 0 |
In Loss Position Greater than 12 months, Unrealized Losses | 0 |
Total, Fair Market Value | 728 |
Total, Unrealized Losses | (76) |
Foreign debt |  |
Gain (Loss) on Securities [Line Items] |  |
In Loss Position Less than 12 months, Fair Market Value | 6,829 | 4,228
In Loss Position Less than 12 months, Unrealized Losses | (528) | (517)
In Loss Position Greater than 12 months, Fair Market Value | 583 | 629
In Loss Position Greater than 12 months, Unrealized Losses | (496) | (436)
Total, Fair Market Value | 7,412 | 4,857
Total, Unrealized Losses | (1,024) | (953)
Corporate debt |  |
Gain (Loss) on Securities [Line Items] |  |
In Loss Position Less than 12 months, Fair Market Value | 7,886 | 1,037
In Loss Position Less than 12 months, Unrealized Losses | (3,111) | (49)
In Loss Position Greater than 12 months, Fair Market Value | 580 | 0
In Loss Position Greater than 12 months, Unrealized Losses | (200) | 0
Total, Fair Market Value | 8,466 | 1,037
Total, Unrealized Losses | (3,311) | (49)
Preferred stock |  |
Gain (Loss) on Securities [Line Items] |  |
In Loss Position Less than 12 months, Fair Market Value | 6,438 | 1,301
In Loss Position Less than 12 months, Unrealized Losses | (1,088) | (63)
In Loss Position Greater than 12 months, Fair Market Value | 3,356 | 2,913
In Loss Position Greater than 12 months, Unrealized Losses | (577) | (281)
Total, Fair Market Value | 9,794 | 4,214
Total, Unrealized Losses | (1,665) | $ (344)
Mortgage-backed securities |  |
Gain (Loss) on Securities [Line Items] |  |
In Loss Position Less than 12 months, Fair Market Value | 72 |
In Loss Position Less than 12 months, Unrealized Losses | (7) |
In Loss Position Greater than 12 months, Fair Market Value | 0 |
In Loss Position Greater than 12 months, Unrealized Losses | 0 |
Total, Fair Market Value | 72 |
Total, Unrealized Losses | $ (7) |

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