Preneed Cemetery Receivables (Narrative) (Details) - USD ($) $ in Millions	9 Months Ended
	Sep. 30, 2017	Dec. 31, 2016
Preneed Cemetery Receivables [Abstract]
Term of sales contract for cemetery interment rights, maximum (in Duration)	5 years
Financing Receivable, Gross	$ 39.9
Balance of receivables for preneed cemetery interment rights	29.3
Balance of receivables for preneed cemetery interment related products and services	10.6
Amount of receivables for preneed cemetery interment rights and related products and services presented in accounts receivables	11.7
Amount of receivables for preneed cemetery interment rights and related products and services presented in preneed receivables	28.2
Unearned finance charges associated with receivables	$ 5.7	$ 5.7
Past due notifications starting date (in Days)	15 days
Accounts receivable allowance percentage on contracts past due 120 days or more (in Percent)	100.00%
Number of days past due contractual payments are when they are provided for with a one hundred percent allowance (in Days)	90 days
Percent of total receivables which are 120 days or more past due (in Percent)	4.80%