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Cemetery Perpetual Care Trust Investments (Cost and fair market values associated with the trust investments held in perpetual care trust funds) (Details) - Perpetual Care Trust Invesments [Member] - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015	Dec. 31, 2015
Schedule of Trading Securities and Other Trading Assets [Line Items]
Cemetary perpetual care trust investments	$ 45,048,000		$ 45,048,000		$ 43,127,000
Fair market value as a percentage of cost	95.10%		95.10%		88.20%
Impairment charge, other than temporary decline in fair value of investments	$ 100,000	$ 0	$ 500,000	$ 500,000
Trust Securities [Member]
Schedule of Trading Securities and Other Trading Assets [Line Items]
Cost	46,711,000		46,711,000		$ 48,453,000
Unrealized Gains	1,726,000		1,726,000		470,000
Unrealized Losses	(4,009,000)		(4,009,000)		(6,169,000)
Fair Market Value	44,428,000		44,428,000		42,754,000
Accrued Investment Income [Member]
Schedule of Trading Securities and Other Trading Assets [Line Items]
Cost	620,000		620,000		373,000
Fair Market Value	620,000		620,000		373,000
Fair Value, Inputs, Level 1 [Member] | Cash and Money Market Accounts [Member]
Schedule of Trading Securities and Other Trading Assets [Line Items]
Cost	4,656,000		4,656,000		5,472,000
Unrealized Gains	0		0		0
Unrealized Losses	0		0		0
Fair Market Value	4,656,000		4,656,000		5,472,000
Fair Value, Inputs, Level 1 [Member] | Common Stock [Member]
Schedule of Trading Securities and Other Trading Assets [Line Items]
Cost	7,507,000		7,507,000		11,945,000
Unrealized Gains	344,000		344,000		393,000
Unrealized Losses	(1,950,000)		(1,950,000)		(1,939,000)
Fair Market Value	5,901,000		5,901,000		10,399,000
Fair Value, Inputs, Level 2 [Member] | Municipal Bonds [Member]
Schedule of Trading Securities and Other Trading Assets [Line Items]
Cost	368,000		368,000		325,000
Unrealized Gains	0		0		0
Unrealized Losses	0		0		(45,000)
Fair Market Value	368,000		368,000		280,000
Fair Value, Inputs, Level 2 [Member] | Foreign Government Debt Securities [Member]
Schedule of Trading Securities and Other Trading Assets [Line Items]
Cost	5,772,000		5,772,000		3,232,000
Unrealized Gains	175,000		175,000		0
Unrealized Losses	(497,000)		(497,000)		(480,000)
Fair Market Value	5,450,000		5,450,000		2,752,000
Fair Value, Inputs, Level 2 [Member] | Corporate Debt [Member]
Schedule of Trading Securities and Other Trading Assets [Line Items]
Cost	15,927,000		15,927,000		16,216,000
Unrealized Gains	1,099,000		1,099,000		57,000
Unrealized Losses	(1,059,000)		(1,059,000)		(3,094,000)
Fair Market Value	15,967,000		15,967,000		13,179,000
Fair Value, Inputs, Level 2 [Member] | Preferred Stock [Member]
Schedule of Trading Securities and Other Trading Assets [Line Items]
Cost	11,465,000		11,465,000		11,263,000
Unrealized Gains	18,000		18,000		20,000
Unrealized Losses	(493,000)		(493,000)		(611,000)
Fair Market Value	10,990,000		10,990,000		$ 10,672,000
Fair Value, Inputs, Level 2 [Member] | Mortgage Backed Securities [Member]
Schedule of Trading Securities and Other Trading Assets [Line Items]
Cost	149,000		149,000
Unrealized Gains	0		0
Unrealized Losses	(10,000)		(10,000)
Fair Market Value	139,000		139,000
Fair Value, Inputs, Level 2 [Member] | Fixed Income [Member]
Schedule of Trading Securities and Other Trading Assets [Line Items]
Cost	867,000		867,000
Unrealized Gains	90,000		90,000
Unrealized Losses	0		0
Fair Market Value	$ 957,000		$ 957,000

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