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Receivables from Preneed Funeral Trusts (Composition of Asset Held in Trusts) (Details) - USD ($)
$ in Thousands
Dec. 31, 2022
Dec. 31, 2021
Historical Cost Basis    
Investment Holdings [Line Items]    
Assets Held-in-trust $ 20,594 $ 19,597
Historical Cost Basis | Cash and cash equivalents    
Investment Holdings [Line Items]    
Assets Held-in-trust 6,071 5,595
Historical Cost Basis | Fixed income investments    
Investment Holdings [Line Items]    
Assets Held-in-trust 11,795 11,386
Historical Cost Basis | Mutual funds and common stocks    
Investment Holdings [Line Items]    
Assets Held-in-trust 2,725 2,611
Historical Cost Basis | Annuities    
Investment Holdings [Line Items]    
Assets Held-in-trust 3 5
Fair Value    
Investment Holdings [Line Items]    
Assets Held-in-trust 20,309 19,668
Fair Value | Cash and cash equivalents    
Investment Holdings [Line Items]    
Assets Held-in-trust 6,071 5,595
Fair Value | Fixed income investments    
Investment Holdings [Line Items]    
Assets Held-in-trust 11,795 11,386
Fair Value | Mutual funds and common stocks    
Investment Holdings [Line Items]    
Assets Held-in-trust 2,440 2,682
Fair Value | Annuities    
Investment Holdings [Line Items]    
Assets Held-in-trust $ 3 $ 5