Preneed Cemetery Receivables (Aging of past due financing receivables) (Details) $ in Thousands	Sep. 30, 2017 USD ($)
Financing Receivable Recorded Investment Past Due [Line Items]
Total Past Due	$ 3,529
Current	36,417
Total Financing Receivables	39,946
Recognized Revenue [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Total Past Due	2,654
Current	26,517
Total Financing Receivables	29,171
Deferred Revenue [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Total Past Due	875
Current	9,900
Total Financing Receivables	10,775
Financing Receivables, 30 to 59 Days Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Total Past Due	1,138
Financing Receivables, 30 to 59 Days Past Due [Member] | Recognized Revenue [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Total Past Due	866
Financing Receivables, 30 to 59 Days Past Due [Member] | Deferred Revenue [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Total Past Due	272
Financing Receivables, 60 to 89 Days Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Total Past Due	538
Financing Receivables, 60 to 89 Days Past Due [Member] | Recognized Revenue [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Total Past Due	393
Financing Receivables, 60 to 89 Days Past Due [Member] | Deferred Revenue [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Total Past Due	145
Financing Receivables, 90 to 120 Days Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Total Past Due	261
Financing Receivables, 90 to 120 Days Past Due [Member] | Recognized Revenue [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Total Past Due	190
Financing Receivables, 90 to 120 Days Past Due [Member] | Deferred Revenue [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Total Past Due	71
Financing Receivables, Greater Than 120 Days Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Total Past Due	1,592
Financing Receivables, Greater Than 120 Days Past Due [Member] | Recognized Revenue [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Total Past Due	1,205
Financing Receivables, Greater Than 120 Days Past Due [Member] | Deferred Revenue [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Total Past Due	$ 387