Recent Accounting Pronouncements Leases (ASU 2016-02) (Details) - USD ($) $ in Millions |
Dec. 31, 2019 |
Dec. 31, 2018 |
---|---|---|
Operating lease liability | $ 243 | $ 278 |
Accounting Standards Update 2016-02 [Member] | ||
Right-of-Use Asset | 274 | |
Operating lease liability | $ 295 |