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Trust Investments (Cost and fair market values associated with the trust investments held in perpetual care trust) (Details) - Perpetual Care Trust Invesments [Member] - USD ($) $ in Thousands	Jun. 30, 2020	Dec. 31, 2019
Gain (Loss) on Securities [Line Items]
Available-for-sale Securities, Amortized Cost Basis	$ 66,065	$ 60,571
Unrealized Gains	6,649	5,869
Unrealized Losses	(10,106)	(2,905)
Fair Market Value	62,608	63,535
Preneed cemetery trust investments	$ 63,228	$ 64,047
Preneed cemetery trust investments, fair market value as a percentage of cost (in Percent)	94.80%	104.90%
Accrued Investment Income [Member]
Gain (Loss) on Securities [Line Items]
Available-for-sale Securities, Amortized Cost Basis	$ 620	$ 512
Fair Market Value	620	512
Fair Value, Inputs, Level 1 [Member] | Cash and Money Market Accounts [Member]
Gain (Loss) on Securities [Line Items]
Available-for-sale Securities, Amortized Cost Basis	1,646	4,624
Unrealized Gains	0	0
Unrealized Losses	0	0
Fair Market Value	1,646	4,624
Fair Value, Inputs, Level 1 [Member] | Common stock
Gain (Loss) on Securities [Line Items]
Available-for-sale Securities, Amortized Cost Basis	22,459	21,594
Unrealized Gains	4,517	3,399
Unrealized Losses	(6,288)	(1,911)
Fair Market Value	20,688	23,082
Fair Value, Inputs, Level 2 [Member] | Debt Security, Government, Non-US [Member]
Gain (Loss) on Securities [Line Items]
Available-for-sale Securities, Amortized Cost Basis	10,794	4,200
Unrealized Gains	707	238
Unrealized Losses	(872)	(175)
Fair Market Value	10,629	4,263
Fair Value, Inputs, Level 2 [Member] | Corporate debt
Gain (Loss) on Securities [Line Items]
Available-for-sale Securities, Amortized Cost Basis	13,182	11,658
Unrealized Gains	757	802
Unrealized Losses	(1,213)	(534)
Fair Market Value	12,726	11,926
Fair Value, Inputs, Level 2 [Member] | Preferred Stock [Member]
Gain (Loss) on Securities [Line Items]
Available-for-sale Securities, Amortized Cost Basis	12,332	10,782
Unrealized Gains	288	666
Unrealized Losses	(1,234)	(106)
Fair Market Value	11,386	11,342
Fair Value, Inputs, Level 2 [Member] | Mortgage-backed securities
Gain (Loss) on Securities [Line Items]
Available-for-sale Securities, Amortized Cost Basis	316	324
Unrealized Gains	0	0
Unrealized Losses	(181)	(71)
Fair Market Value	135	253
Fair Value, Inputs, Level 2 [Member] | Fixed Income Securities [Member]
Gain (Loss) on Securities [Line Items]
Available-for-sale Securities, Amortized Cost Basis		233
Unrealized Gains		146
Unrealized Losses		(1)
Fair Market Value		378
Fair Value, Inputs, Level 2 [Member] | Other Investments [Member]
Gain (Loss) on Securities [Line Items]
Available-for-sale Securities, Amortized Cost Basis	5,336	7,156
Unrealized Gains	380	618
Unrealized Losses	(318)	(107)
Fair Market Value	$ 5,398	$ 7,667

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Amount of investment in debt and equity securities categorized neither as trading securities nor held-to-maturity securities and intended be sold or mature one year or operating cycle, if longer, before allowance for related contract cancellations.

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Amount before tax of unrealized gain in accumulated other comprehensive income (AOCI) on investments in debt and equity securities classified as available-for-sale.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=121645371&loc=d3e27161-111563

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