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Trust Investments (Cost and fair market values associated with the trust investments held in perpetual care trust) (Details) - USD ($) $ in Thousands | Mar. 31, 2022 | Dec. 31, 2021
--- | --- | ---
Perpetual Care Trust Invesments [Member] |  |
Gain (Loss) on Securities [Line Items] |  |
Cost | $ 68,006 | $ 67,290
Unrealized Gains | 8,841 | 8,794
Unrealized Losses | (4,113) | (4,373)
Fair Market Value | 72,734 | 71,711
Preneed cemetery trust investments | $ 73,525 | $ 72,400
Preneed cemetery trust investments, fair market value as a percentage of cost (in Percent) | 107.00% | 106.60%
Perpetual Care Trust Invesments [Member] | Accrued Investment Income [Member] |  |
Gain (Loss) on Securities [Line Items] |  |
Cost | $ 791 | $ 689
Fair Market Value | 791 | 689
Preneed Funeral Trust Investments [Member] |  |
Gain (Loss) on Securities [Line Items] |  |
Cost | 109,121 | 110,476
Unrealized Gains | 11,282 | 10,961
Unrealized Losses | (4,755) | (5,296)
Fair Market Value | 115,648 | 116,141
Preneed cemetery trust investments | $ 116,605 | $ 116,973
Preneed cemetery trust investments, fair market value as a percentage of cost (in Percent) | 106.00% | 105.10%
Preneed Funeral Trust Investments [Member] | Accrued Investment Income [Member] |  |
Gain (Loss) on Securities [Line Items] |  |
Cost | $ 957 | $ 832
Fair Market Value | 957 | 832
Fair Value, Inputs, Level 1 [Member] | Perpetual Care Trust Invesments [Member] | Cash and Money Market Accounts [Member] |  |
Gain (Loss) on Securities [Line Items] |  |
Cost | 265 | 1,447
Unrealized Gains | 0 | 0
Unrealized Losses | 0 | 0
Fair Market Value | 265 | 1,447
Fair Value, Inputs, Level 1 [Member] | Perpetual Care Trust Invesments [Member] | Common stock |  |
Gain (Loss) on Securities [Line Items] |  |
Cost | 33,736 | 27,853
Unrealized Gains | 6,690 | 4,990
Unrealized Losses | (2,165) | (3,008)
Fair Market Value | 38,261 | 29,835
Fair Value, Inputs, Level 1 [Member] | Preneed Funeral Trust Investments [Member] | Cash and Money Market Accounts [Member] |  |
Gain (Loss) on Securities [Line Items] |  |
Cost | 21,654 | 23,438
Unrealized Gains | 0 | 0
Unrealized Losses | 0 | 0
Fair Market Value | 21,654 | 23,438
Fair Value, Inputs, Level 1 [Member] | Preneed Funeral Trust Investments [Member] | Common stock |  |
Gain (Loss) on Securities [Line Items] |  |
Cost | 43,740 | 36,694
Unrealized Gains | 8,691 | 6,417
Unrealized Losses | (2,432) | (3,574)
Fair Market Value | 49,999 | 39,537
Fair Value, Inputs, Level 1 [Member] | Preneed Funeral Trust Investments [Member] | Equity Securities [Member] |  |
Gain (Loss) on Securities [Line Items] |  |
Cost |  | 26
Unrealized Gains |  | 7
Unrealized Losses |  | 0
Fair Market Value |  | 33
Fair Value, Inputs, Level 2 [Member] | Perpetual Care Trust Invesments [Member] | Debt Security, Government, Non-US [Member] |  |
Gain (Loss) on Securities [Line Items] |  |
Cost | 7,112 | 10,949
Unrealized Gains | 1,053 | 1,401
Unrealized Losses | (225) | (647)
Fair Market Value | 7,940 | 11,703
Fair Value, Inputs, Level 2 [Member] | Perpetual Care Trust Invesments [Member] | Corporate debt |  |
Gain (Loss) on Securities [Line Items] |  |
Cost | 8,838 | 9,139
Unrealized Gains | 531 | 1,065
Unrealized Losses | (610) | (32)
Fair Market Value | 8,759 | 10,172
Fair Value, Inputs, Level 2 [Member] | Perpetual Care Trust Invesments [Member] | Preferred Stock [Member] |  |
Gain (Loss) on Securities [Line Items] |  |
Cost | 9,821 | 9,742
Unrealized Gains | 419 | 803
Unrealized Losses | (224) | (226)
Fair Market Value | 10,016 | 10,319
Fair Value, Inputs, Level 2 [Member] | Perpetual Care Trust Invesments [Member] | Fixed Income Securities [Member] |  |
Gain (Loss) on Securities [Line Items] |  |
Cost |  | 19
Unrealized Gains |  | 5
Unrealized Losses |  | 0
Fair Market Value |  | 24
Fair Value, Inputs, Level 2 [Member] | Perpetual Care Trust Invesments [Member] | Other Investments [Member] |  |
Gain (Loss) on Securities [Line Items] |  |
Cost | 8,215 | 8,141
Unrealized Gains | 144 | 530
Unrealized Losses | (889) | (460)
Fair Market Value | 7,470 | 8,211
Fair Value, Inputs, Level 2 [Member] | Perpetual Care Trust Invesments [Member] | Equity Securities [Member] |  |
Gain (Loss) on Securities [Line Items] |  |
Cost | 19 |
Unrealized Gains | 4 |
Unrealized Losses | 0 |
Fair Market Value | 23 |
Fair Value, Inputs, Level 2 [Member] | Preneed Funeral Trust Investments [Member] | Debt Security, Government, Non-US [Member] |  |
Gain (Loss) on Securities [Line Items] |  |
Cost | 8,733 | 14,936
Unrealized Gains | 1,396 | 1,874
Unrealized Losses | (255) | (887)
Fair Market Value | 9,874 | 15,923
Fair Value, Inputs, Level 2 [Member] | Preneed Funeral Trust Investments [Member] | Corporate debt |  |
Gain (Loss) on Securities [Line Items] |  |
Cost | 10,544 | 11,231
Unrealized Gains | 548 | 1,223
Unrealized Losses | (732) | (46)
Fair Market Value | 10,360 | 12,408
Fair Value, Inputs, Level 2 [Member] | Preneed Funeral Trust Investments [Member] | Preferred Stock [Member] |  |
Gain (Loss) on Securities [Line Items] |  |
Cost | 10,850 | 11,001
Unrealized Gains | 528 | 986
Unrealized Losses | (300) | (319)
Fair Market Value | 11,078 | 11,668
Fair Value, Inputs, Level 2 [Member] | Preneed Funeral Trust Investments [Member] | Fixed Income Securities [Member] |  |
Gain (Loss) on Securities [Line Items] |  |
Cost | 9,308 | 9,396
Unrealized Gains | 114 | 454
Unrealized Losses | (1,020) | (470)
Fair Market Value | 8,402 | 9,380
Fair Value, Inputs, Level 2 [Member] | Preneed Funeral Trust Investments [Member] | Other Investments [Member] |  |
Gain (Loss) on Securities [Line Items] |  |
Cost | 3,716 | 3,754
Unrealized Gains | 0 | 0
Unrealized Losses | 0 | 0
Fair Market Value | 3,716 | $ 3,754
Fair Value, Inputs, Level 2 [Member] | Preneed Funeral Trust Investments [Member] | Equity Securities [Member] |  |
Gain (Loss) on Securities [Line Items] |  |
Cost | 26 |
Unrealized Gains | 5 |
Unrealized Losses | 0 |
Fair Market Value | $ 31 |

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