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Receivables from Preneed Trusts Receivables from Preneed Trusts (Composition of Assets Held in Trusts) (Details) - USD ($)
$ in Thousands
Sep. 30, 2016
Dec. 31, 2015
Historical Cost Basis [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Assets held-in-trust $ 14,267 $ 13,963
Historical Cost Basis [Member] | Cash and cash equivalents [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Assets held-in-trust 3,382 2,898
Historical Cost Basis [Member] | Fixed income investments [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Assets held-in-trust 8,453 8,423
Historical Cost Basis [Member] | Mutual funds and common stocks [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Assets held-in-trust 2,417 2,626
Historical Cost Basis [Member] | Annuities [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Assets held-in-trust 15 16
Fair Value [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Assets held-in-trust 14,326 13,965
Fair Value [Member] | Cash and cash equivalents [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Assets held-in-trust 3,382 2,898
Fair Value [Member] | Fixed income investments [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Assets held-in-trust 8,452 8,426
Fair Value [Member] | Mutual funds and common stocks [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Assets held-in-trust 2,477 2,625
Fair Value [Member] | Annuities [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Assets held-in-trust $ 15 $ 16