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Acquisitions (Narrative) (Details) $ in Thousands						3 Months Ended	12 Months Ended
	Jan. 03, 2020 USD ($) business	Dec. 31, 2019 funeral_home_and_cemetery	Oct. 28, 2019 USD ($)	Oct. 09, 2019 USD ($) funeral_homes	Aug. 28, 2018 USD ($)	Mar. 31, 2020 USD ($)	Dec. 31, 2020 USD ($)
Buffalo, New York [Member]
Business Acquisition [Line Items]
Number of Businesses Acquired | funeral_homes				4
Consideration transferred				$ 15,300
Dallas, Texas [Member]
Business Acquisition [Line Items]
Consideration transferred			$ 23,600
Fairfax, Virginia [Member]
Business Acquisition [Line Items]
Number of Businesses Acquired | funeral_home_and_cemetery		1
Consideration transferred					$ 102,000
Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Consideration Transferred							$ 164
Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Consideration Transferred							164
Cash Acquired from Acquisition							153
Lafayette, California [Member]
Business Acquisition [Line Items]
Number of Businesses Acquired | business	1
Consideration transferred	$ 33,000
Payments to acquire businesses						$ 5,000	28,000
Business combination, purchase price	$ 33,000						$ 33,000

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