XML 137 R119.htm IDEA: XBRL DOCUMENT v3.20.4
Commitments, Contingencies and Guarantees (Details)
$ in Millions
 12 Months Ended
Dec. 31, 2020
USD ($)
attorney_general
Loss Contingencies [Line Items]  
Contractual obligation $ 1,700
Other liabilities reserve $ 110
Loss emergence period 1 year
California, Washington And Pennsylvania  
Loss Contingencies [Line Items]  
Number of state attorneys general | attorney_general 4