Preneed Activities Preneed Activities Deferred Revenue Net (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Deferred Revenue [Abstract]
Deferred revenue, Gross	$ 2,046,000	$ 1,989,232
Amounts Due for Unfulfilled Performance Obligations	(578,897)	570,418
Deferred Revenue	$ 1,467,103	$ 1,418,814