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Legal Proceedings (Narrative) (Details)
$ in Millions
1 Months Ended
Jul. 31, 2019
USD ($)
Feb. 28, 2014
indemnification_claim
Jun. 30, 2019
USD ($)
Jul. 31, 2015
USD ($)
DD Growth Premium Master Fund [Member]        
Loss Contingencies [Line Items]        
New claims filed, number | indemnification_claim   3    
Alleged claims for loss in net asset value of fund       $ 283
Alleged claims for certain subscriptions paid into fund       $ 134
SEC Schedule, 12-09, Reserve, Legal [Member] | Maximum [Member]        
Loss Contingencies [Line Items]        
Range of possible loss not accrued     $ 100  
Subsequent Event [Member] | Pre-need Funeral Arrangements [Member]        
Loss Contingencies [Line Items]        
Litigation interest $ 15      
Subsequent Event [Member] | Pre-need Funeral Arrangements [Member] | Compensatory Damages [Member]        
Loss Contingencies [Line Items]        
Damages awarded 72      
Subsequent Event [Member] | Pre-need Funeral Arrangements [Member] | Punitive Damages [Member]        
Loss Contingencies [Line Items]        
Damages awarded $ 15