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Cemetery Perpetual Care Trust Investments (The Components of Care trusts' corpus) (Details) - USD ($)	9 Months Ended
	Sep. 30, 2019	Dec. 31, 2018
Debt and Equity Securities, FV-NI [Line Items]
Care trusts’ corpus	$ 47,771,000	$ 43,494,000
Fair value measurements, transfers between Level 1 and Level 2	0
Perpetual Care Trust Invesments [Member]
Debt and Equity Securities, FV-NI [Line Items]
Trust assets, at market value	48,397,000	44,071,000
Obligations due from trust	(626,000)	(577,000)
Care trusts’ corpus	$ 47,771,000	$ 43,494,000