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Trust Investments (Cost and fair market value associated with preneed funeral trust investments) (Details) - USD ($) $ in Thousands | Mar. 31, 2020 | Dec. 31, 2019
--- | --- | ---
Preneed Cemetery Trust Investments [Member] |  |
Debt and Equity Securities, FV-NI [Line Items] |  |
Cost | $ 78,465 | $ 73,009
Unrealized Gains | 2,323 | 5,098
Unrealized Losses | (18,628) | (4,272)
Fair Market Value | 62,160 | 73,835
Preneed cemetery trust investments | $ 63,130 | $ 74,572
Preneed cemetery trust investments, fair market value as a percentage of cost (in Percent) | 79.20% | 101.10%
Preneed Cemetery Trust Investments [Member] | Mortgage-backed securities |  |
Debt and Equity Securities, FV-NI [Line Items] |  |
Cost |  | $ 517
Unrealized Gains |  | 0
Unrealized Losses |  | (114)
Fair Market Value |  | 403
Preneed Cemetery Trust Investments [Member] | Accrued Investment Income [Member] |  |
Debt and Equity Securities, FV-NI [Line Items] |  |
Cost | $ 970 | 737
Fair Market Value | 970 | 737
Preneed Funeral Trust Investments [Member] |  |
Debt and Equity Securities, FV-NI [Line Items] |  |
Cost | 98,670 | 97,047
Unrealized Gains | 2,318 | 5,672
Unrealized Losses | (17,592) | (4,173)
Fair Market Value | 83,396 | 98,546
Preneed cemetery trust investments | $ 84,337 | $ 99,246
Preneed cemetery trust investments, fair market value as a percentage of cost (in Percent) | 84.50% | 101.50%
Preneed Funeral Trust Investments [Member] | Accrued Investment Income [Member] |  |
Debt and Equity Securities, FV-NI [Line Items] |  |
Cost | $ 941 | $ 700
Fair Market Value | 941 | 700
Fair Value, Inputs, Level 1 [Member] | Preneed Cemetery Trust Investments [Member] | Cash and Money Market Accounts [Member] |  |
Debt and Equity Securities, FV-NI [Line Items] |  |
Cost | 3,516 | 5,729
Unrealized Gains | 0 | 0
Unrealized Losses | 0 | 0
Fair Market Value | 3,516 | 5,729
Fair Value, Inputs, Level 1 [Member] | Preneed Cemetery Trust Investments [Member] | Common stock |  |
Debt and Equity Securities, FV-NI [Line Items] |  |
Cost | 34,456 | 28,569
Unrealized Gains | 1,646 | 2,766
Unrealized Losses | (11,022) | (3,017)
Fair Market Value | 25,080 | 28,318
Fair Value, Inputs, Level 1 [Member] | Preneed Funeral Trust Investments [Member] | Cash and Money Market Accounts [Member] |  |
Debt and Equity Securities, FV-NI [Line Items] |  |
Cost | 22,033 | 24,160
Unrealized Gains | 0 | 0
Unrealized Losses | 0 | 0
Fair Market Value | 22,033 | 24,160
Fair Value, Inputs, Level 1 [Member] | Preneed Funeral Trust Investments [Member] | U.S. Treasury Debt [Member] |  |
Debt and Equity Securities, FV-NI [Line Items] |  |
Cost | 820 | 822
Unrealized Gains | 17 | 0
Unrealized Losses | 0 | 0
Fair Market Value | 837 | 822
Fair Value, Inputs, Level 1 [Member] | Preneed Funeral Trust Investments [Member] | Common stock |  |
Debt and Equity Securities, FV-NI [Line Items] |  |
Cost | 32,946 | 27,652
Unrealized Gains | 1,648 | 2,773
Unrealized Losses | (10,383) | (2,869)
Fair Market Value | 24,211 | 27,556
Fair Value, Inputs, Level 1 [Member] | Preneed Funeral Trust Investments [Member] | Equity Securities [Member] |  |
Debt and Equity Securities, FV-NI [Line Items] |  |
Cost |  | 772
Unrealized Gains |  | 617
Unrealized Losses |  | 4
Fair Market Value |  | 1,385
Fair Value, Inputs, Level 2 [Member] | Preneed Cemetery Trust Investments [Member] | Debt Security, Government, Non-US [Member] |  |
Debt and Equity Securities, FV-NI [Line Items] |  |
Cost | 8,294 | 5,609
Unrealized Gains | 180 | 312
Unrealized Losses | (1,687) | (243)
Fair Market Value | 6,787 | 5,678
Fair Value, Inputs, Level 2 [Member] | Preneed Cemetery Trust Investments [Member] | Corporate Debt [Member] |  |
Debt and Equity Securities, FV-NI [Line Items] |  |
Cost | 15,474 | 16,916
Unrealized Gains | 301 | 1,044
Unrealized Losses | (2,979) | (649)
Fair Market Value | 12,796 | 17,311
Fair Value, Inputs, Level 2 [Member] | Preneed Cemetery Trust Investments [Member] | Preferred Stock [Member] |  |
Debt and Equity Securities, FV-NI [Line Items] |  |
Cost | 13,691 | 14,206
Unrealized Gains | 35 | 904
Unrealized Losses | (2,289) | (164)
Fair Market Value | 11,437 | 14,946
Fair Value, Inputs, Level 2 [Member] | Preneed Cemetery Trust Investments [Member] | Mortgage-backed securities |  |
Debt and Equity Securities, FV-NI [Line Items] |  |
Cost | 451 |
Unrealized Gains | 0 |
Unrealized Losses | (251) |
Fair Market Value | 200 |
Fair Value, Inputs, Level 2 [Member] | Preneed Cemetery Trust Investments [Member] | Fixed Income [Member] |  |
Debt and Equity Securities, FV-NI [Line Items] |  |
Cost | 2,583 | 1,463
Unrealized Gains | 161 | 72
Unrealized Losses | (400) | (85)
Fair Market Value | 2,344 | 1,450
Fair Value, Inputs, Level 2 [Member] | Preneed Funeral Trust Investments [Member] | Debt Security, Government, Non-US [Member] |  |
Debt and Equity Securities, FV-NI [Line Items] |  |
Cost | 8,185 | 5,587
Unrealized Gains | 180 | 309
Unrealized Losses | (1,631) | (232)
Fair Market Value | 6,734 | 5,664
Fair Value, Inputs, Level 2 [Member] | Preneed Funeral Trust Investments [Member] | Corporate Debt [Member] |  |
Debt and Equity Securities, FV-NI [Line Items] |  |
Cost | 14,374 | 16,109
Unrealized Gains | 290 | 992
Unrealized Losses | (2,826) | (646)
Fair Market Value | 11,838 | 16,455
Fair Value, Inputs, Level 2 [Member] | Preneed Funeral Trust Investments [Member] | Preferred Stock [Member] |  |
Debt and Equity Securities, FV-NI [Line Items] |  |
Cost | 13,127 | 14,094
Unrealized Gains | 21 | 874
Unrealized Losses | (2,198) | (198)
Fair Market Value | 10,950 | 14,770
Fair Value, Inputs, Level 2 [Member] | Preneed Funeral Trust Investments [Member] | Mortgage-backed securities |  |
Debt and Equity Securities, FV-NI [Line Items] |  |
Cost | 503 | 585
Unrealized Gains | 0 | 0
Unrealized Losses | (252) | (117)
Fair Market Value | 251 | 468
Fair Value, Inputs, Level 2 [Member] | Preneed Funeral Trust Investments [Member] | Fixed Income Securities [Member] |  |
Debt and Equity Securities, FV-NI [Line Items] |  |
Cost | 2,519 | 4,364
Unrealized Gains | 162 | 107
Unrealized Losses | (302) | (107)
Fair Market Value | 2,379 | 4,364
Fair Value, Inputs, Level 2 [Member] | Preneed Funeral Trust Investments [Member] | Other Investments [Member] |  |
Debt and Equity Securities, FV-NI [Line Items] |  |
Cost | 4,163 | 2,902
Unrealized Gains | 0 | 0
Unrealized Losses | 0 | 0
Fair Market Value | $ 4,163 | $ 2,902

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