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Cemetery Perpetual Care Trust Investments (The Components of Care trusts' corpus) (Details) - USD ($)
 9 Months Ended
Sep. 30, 2016
Dec. 31, 2015
Schedule of Trading Securities and Other Trading Assets [Line Items]    
Care trusts’ corpus $ 44,345,000 $ 42,416,000
Fair value measurements, transfers between Level 1 and Level 2 0  
Perpetual Care Trust Invesments [Member]    
Schedule of Trading Securities and Other Trading Assets [Line Items]    
Trust assets, at market value 45,048,000 43,127,000
Obligations due from trust (703,000) (711,000)
Care trusts’ corpus $ 44,345,000 $ 42,416,000