Preneed Cemetery Receivables (Aging of past due financing receivables) (Details)
$ in Thousands
Jun. 30, 2017
USD ($)
Financing Receivable Recorded Investment Past Due [Line Items]  
Total Past Due $ 3,012
Current 36,958
Total Financing Receivables 39,970
Recognized Revenue [Member]  
Financing Receivable Recorded Investment Past Due [Line Items]  
Total Past Due 2,201
Current 27,112
Total Financing Receivables 29,313
Deferred Revenue [Member]  
Financing Receivable Recorded Investment Past Due [Line Items]  
Total Past Due 811
Current 9,846
Total Financing Receivables 10,657
Financing Receivables, 30 to 59 Days Past Due [Member]  
Financing Receivable Recorded Investment Past Due [Line Items]  
Total Past Due 747
Financing Receivables, 30 to 59 Days Past Due [Member] | Recognized Revenue [Member]  
Financing Receivable Recorded Investment Past Due [Line Items]  
Total Past Due 528
Financing Receivables, 30 to 59 Days Past Due [Member] | Deferred Revenue [Member]  
Financing Receivable Recorded Investment Past Due [Line Items]  
Total Past Due 219
Financing Receivables, 60 to 89 Days Past Due [Member]  
Financing Receivable Recorded Investment Past Due [Line Items]  
Total Past Due 507
Financing Receivables, 60 to 89 Days Past Due [Member] | Recognized Revenue [Member]  
Financing Receivable Recorded Investment Past Due [Line Items]  
Total Past Due 346
Financing Receivables, 60 to 89 Days Past Due [Member] | Deferred Revenue [Member]  
Financing Receivable Recorded Investment Past Due [Line Items]  
Total Past Due 161
Financing Receivables, 90 to 120 Days Past Due [Member]  
Financing Receivable Recorded Investment Past Due [Line Items]  
Total Past Due 243
Financing Receivables, 90 to 120 Days Past Due [Member] | Recognized Revenue [Member]  
Financing Receivable Recorded Investment Past Due [Line Items]  
Total Past Due 162
Financing Receivables, 90 to 120 Days Past Due [Member] | Deferred Revenue [Member]  
Financing Receivable Recorded Investment Past Due [Line Items]  
Total Past Due 81
Financing Receivables, Greater Than 120 Days Past Due [Member]  
Financing Receivable Recorded Investment Past Due [Line Items]  
Total Past Due 1,515
Financing Receivables, Greater Than 120 Days Past Due [Member] | Recognized Revenue [Member]  
Financing Receivable Recorded Investment Past Due [Line Items]  
Total Past Due 1,165
Financing Receivables, Greater Than 120 Days Past Due [Member] | Deferred Revenue [Member]  
Financing Receivable Recorded Investment Past Due [Line Items]  
Total Past Due $ 350