Basis of Presentation and Summary of Significant Accounting Policies (PPE) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019	Dec. 31, 2019
Property, Plant and Equipment [Line Items]
Property, plant and equipment	$ 413,969		$ 413,969		$ 415,295
Unearned finance charges associated with receivables	4,166		4,166		4,522
Provision for bad debt and credit losses			1,837	$ 1,188
Property, plant and equipment, gross	101,300		101,300		87,000
Accumulated Amortization, Property, Plant, and Equipment	45,100		45,100		41,700
Amortization Of Cemetery Property	1,500	$ 1,000	3,400	3,000
Less: accumulated depreciation	(143,598)		(143,598)		(136,095)
Property, plant and equipment, net	$ 270,371		270,371		279,200
Depreciation expense		$ 3,500	$ 10,800	$ 10,400
Income taxes before discrete items	34.00%	61.00%	33.80%	31.30%
Land [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment	$ 83,328		$ 83,328		84,608
Buildings and improvements [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment	240,516		240,516		242,641
Furniture, equipment and automobiles [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment	$ 90,125		$ 90,125		$ 88,046
Funeral And Cemetery [Member]
Property, Plant and Equipment [Line Items]
Provision for bad debt and credit losses		$ 300		$ 800