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Derivative Instruments and Hedging Activities Narrative (Details)
$ in Millions
12 Months Ended 49 Months Ended
Mar. 31, 2021
USD ($)
Jul. 15, 2022
Oct. 04, 2018
$ / shares
Forecast [Member]      
Schedule of Trading Securities and Other Trading Assets      
Cash flow hedge gain (loss), recorded in AOCI to be reclassed within twelve months | $ $ 8    
Term for expected gains recorded in AOCI 12 months    
Maximum term of time in cash flow hedge   4 years  
Warrant [Member]      
Schedule of Trading Securities and Other Trading Assets      
Derivative, Price Risk Option Strike Price | $ / shares     $ 6.00