Derivatives and Hedging Activities - Summarization for Foreign Currency Forward Purchase and Sale Contracts (Details) - Foreign Exchange Forward $ in Millions	Dec. 31, 2019 USD ($)
Purchase | British pounds
Notional amount	$ 4
Purchase | Polish zloty
Notional amount	71
Purchase | Mexican pesos
Notional amount	14
Purchase | U.S. dollars
Notional amount	20
Sell | British pounds
Notional amount	1
Sell | Canadian dollars
Notional amount	2
Sell | European euro
Notional amount	21
Sell | Japanese yen
Notional amount	251
Sell | Singapore dollars
Notional amount	17
Sell | South African rand
Notional amount	$ 49