Quarterly report pursuant to Section 13 or 15(d)

Fair Value (Narrative) (Details)

v3.21.2
Fair Value (Narrative) (Details) - Recurring Basis - Estimated Fair Value - Fair Value, Inputs, Level 2 [Member] - Foreign Exchange Contracts
$ in Millions
Sep. 30, 2021
USD ($)
Other Assets  
Summary Of Assets And Liabilities Measured At Fair Value On Recurring Basis [Line Items]  
Derivative Asset $ 1
Other Liabilities [Member]  
Summary Of Assets And Liabilities Measured At Fair Value On Recurring Basis [Line Items]  
Derivative Liability $ 1