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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 | Jun. 30, 2021 | Dec. 31, 2020
--- | --- | ---
Perpetual Care Trust Invesments [Member] |  |
Gain (Loss) on Securities [Line Items] |  |
Available-for-sale Securities, Amortized Cost Basis | $ 67,865 | $ 65,665
Unrealized Gains | 9,486 | 11,128
Unrealized Losses | (2,669) | (6,773)
Fair Market Value | 74,682 | 70,020
Preneed cemetery trust investments | $ 75,290 | $ 70,828
Preneed cemetery trust investments, fair market value as a percentage of cost (in Percent) | 110.00% | 106.60%
Perpetual Care Trust Invesments [Member] | Accrued Investment Income [Member] |  |
Gain (Loss) on Securities [Line Items] |  |
Available-for-sale Securities, Amortized Cost Basis | $ 608 | $ 808
Fair Market Value | 608 | 808
Preneed Funeral Trust Investments [Member] |  |
Gain (Loss) on Securities [Line Items] |  |
Available-for-sale Securities, Amortized Cost Basis | 103,994 | 97,700
Unrealized Gains | 11,156 | 13,125
Unrealized Losses | (2,950) | (7,570)
Fair Market Value | 112,200 | 103,255
Preneed cemetery trust investments | $ 112,910 | $ 104,166
Preneed cemetery trust investments, fair market value as a percentage of cost (in Percent) | 107.90% | 105.70%
Preneed Funeral Trust Investments [Member] | Accrued Investment Income [Member] |  |
Gain (Loss) on Securities [Line Items] |  |
Available-for-sale Securities, Amortized Cost Basis | $ 710 | $ 911
Fair Market Value | 710 | 911
Fair Value, Inputs, Level 1 [Member] | Perpetual Care Trust Invesments [Member] | Cash and Money Market Accounts [Member] |  |
Gain (Loss) on Securities [Line Items] |  |
Available-for-sale Securities, Amortized Cost Basis | 1,300 | 686
Unrealized Gains | 0 | 0
Unrealized Losses | 0 | 0
Fair Market Value | 1,300 | 686
Fair Value, Inputs, Level 1 [Member] | Perpetual Care Trust Invesments [Member] | Common stock |  |
Gain (Loss) on Securities [Line Items] |  |
Available-for-sale Securities, Amortized Cost Basis | 25,978 | 23,662
Unrealized Gains | 4,281 | 6,108
Unrealized Losses | (1,921) | (5,255)
Fair Market Value | 28,338 | 24,515
Fair Value, Inputs, Level 1 [Member] | Preneed Funeral Trust Investments [Member] | Cash and Money Market Accounts [Member] |  |
Gain (Loss) on Securities [Line Items] |  |
Available-for-sale Securities, Amortized Cost Basis | 18,865 | 18,478
Unrealized Gains | 0 | 0
Unrealized Losses | 0 | 0
Fair Market Value | 18,865 | 18,478
Fair Value, Inputs, Level 1 [Member] | Preneed Funeral Trust Investments [Member] | Common stock |  |
Gain (Loss) on Securities [Line Items] |  |
Available-for-sale Securities, Amortized Cost Basis | 32,709 | 28,327
Unrealized Gains | 5,051 | 7,364
Unrealized Losses | (2,105) | (6,052)
Fair Market Value | 35,655 | 29,639
Fair Value, Inputs, Level 2 [Member] | Perpetual Care Trust Invesments [Member] | Debt Security, Government, Non-US [Member] |  |
Gain (Loss) on Securities [Line Items] |  |
Available-for-sale Securities, Amortized Cost Basis | 12,824 | 12,539
Unrealized Gains | 1,898 | 1,641
Unrealized Losses | (374) | (582)
Fair Market Value | 14,348 | 13,598
Fair Value, Inputs, Level 2 [Member] | Perpetual Care Trust Invesments [Member] | Corporate debt |  |
Gain (Loss) on Securities [Line Items] |  |
Available-for-sale Securities, Amortized Cost Basis | 9,551 | 11,684
Unrealized Gains | 1,372 | 1,506
Unrealized Losses | (5) | (240)
Fair Market Value | 10,918 | 12,950
Fair Value, Inputs, Level 2 [Member] | Perpetual Care Trust Invesments [Member] | Preferred Stock [Member] |  |
Gain (Loss) on Securities [Line Items] |  |
Available-for-sale Securities, Amortized Cost Basis | 10,085 | 10,444
Unrealized Gains | 842 | 819
Unrealized Losses | (208) | (355)
Fair Market Value | 10,719 | 10,908
Fair Value, Inputs, Level 2 [Member] | Perpetual Care Trust Invesments [Member] | Mortgage-backed securities |  |
Gain (Loss) on Securities [Line Items] |  |
Available-for-sale Securities, Amortized Cost Basis |  | 206
Unrealized Gains |  | 0
Unrealized Losses |  | (121)
Fair Market Value |  | 85
Fair Value, Inputs, Level 2 [Member] | Perpetual Care Trust Invesments [Member] | Other Investments [Member] |  |
Gain (Loss) on Securities [Line Items] |  |
Available-for-sale Securities, Amortized Cost Basis | 8,127 | 6,444
Unrealized Gains | 1,093 | 1,054
Unrealized Losses | (161) | (220)
Fair Market Value | 9,059 | 7,278
Fair Value, Inputs, Level 2 [Member] | Preneed Funeral Trust Investments [Member] | Debt Security, Government, Non-US [Member] |  |
Gain (Loss) on Securities [Line Items] |  |
Available-for-sale Securities, Amortized Cost Basis | 16,774 | 15,144
Unrealized Gains | 2,429 | 2,018
Unrealized Losses | (465) | (634)
Fair Market Value | 18,738 | 16,528
Fair Value, Inputs, Level 2 [Member] | Preneed Funeral Trust Investments [Member] | Corporate debt |  |
Gain (Loss) on Securities [Line Items] |  |
Available-for-sale Securities, Amortized Cost Basis | 11,113 | 13,292
Unrealized Gains | 1,525 | 1,638
Unrealized Losses | (6) | (310)
Fair Market Value | 12,632 | 14,620
Fair Value, Inputs, Level 2 [Member] | Preneed Funeral Trust Investments [Member] | Preferred Stock [Member] |  |
Gain (Loss) on Securities [Line Items] |  |
Available-for-sale Securities, Amortized Cost Basis | 10,947 | 10,944
Unrealized Gains | 983 | 900
Unrealized Losses | (280) | (298)
Fair Market Value | 11,650 | 11,546
Fair Value, Inputs, Level 2 [Member] | Preneed Funeral Trust Investments [Member] | Mortgage-backed securities |  |
Gain (Loss) on Securities [Line Items] |  |
Available-for-sale Securities, Amortized Cost Basis |  | 293
Unrealized Gains |  | 1
Unrealized Losses |  | (155)
Fair Market Value |  | 139
Fair Value, Inputs, Level 2 [Member] | Preneed Funeral Trust Investments [Member] | Fixed Income Securities [Member] |  |
Gain (Loss) on Securities [Line Items] |  |
Available-for-sale Securities, Amortized Cost Basis | 8,913 | 6,475
Unrealized Gains | 1,168 | 1,198
Unrealized Losses | (94) | (121)
Fair Market Value | 9,987 | 7,552
Fair Value, Inputs, Level 2 [Member] | Preneed Funeral Trust Investments [Member] | Other Investments [Member] |  |
Gain (Loss) on Securities [Line Items] |  |
Available-for-sale Securities, Amortized Cost Basis | 3,856 | 3,928
Unrealized Gains | 0 | 0
Unrealized Losses | 0 | 0
Fair Market Value | $ 3,856 | $ 3,928

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