Intangible Assets and Goodwill - Amortized Intangible Assets, Excluding Goodwill, by Business Segment (Details) - USD ($) $ in Millions |
Dec. 31, 2020 |
Dec. 31, 2019 |
---|---|---|
Acquired Finite-Lived Intangible Assets [Line Items] | ||
Gross Carrying Amount | $ 2,181 | $ 2,037 |
Accumulated Amortization | 947 | 710 |
Products and Systems Integration | ||
Acquired Finite-Lived Intangible Assets [Line Items] | ||
Gross Carrying Amount | 692 | 652 |
Accumulated Amortization | 129 | 82 |
Software and Services | ||
Acquired Finite-Lived Intangible Assets [Line Items] | ||
Gross Carrying Amount | 1,489 | 1,385 |
Accumulated Amortization | $ 818 | $ 628 |