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Cemetery Perpetual Care Trust Investments (Perpetual care trust investment security transactions recorded in interest income and other, net) (Details) (Perpetual Care Trust Invesments [Member], Interest Income and Other, Net [Member], USD $)
In Thousands, unless otherwise specified
3 Months Ended 6 Months Ended
Jun. 30, 2013
Jun. 30, 2012
Jun. 30, 2013
Jun. 30, 2012
Perpetual Care Trust Invesments [Member] | Interest Income and Other, Net [Member]
       
Schedule of Trading Securities and Other Trading Assets [Line Items]        
Undistributable realized gains $ 1,063 $ 1,269 $ 1,087 $ 2,400
Undistributable realized losses (103) (1,027) (398) (1,079)
Increase in Care trusts' corpus $ (960) $ (242) $ (689) $ (1,321)