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Other Intangible Assets - Other Intangible Assets (Detail) - USD ($) $ in Millions | Dec. 31, 2019 | Dec. 31, 2018
--- | --- | ---
Finite Lived Intangible Assets [Line Items] |  |
Gross Cost | $ 1,374 | $ 1,277
Accumulated Amortization | (1,075) | (1,065)
Net Cost | 299 | 212
Technologies & Licenses [Member] |  |
Finite Lived Intangible Assets [Line Items] |  |
Gross Cost | 699 | 705
Accumulated Amortization | (578) | (592)
Net Cost | 121 | 113
Purchased and Internally Developed Software [Member] |  |
Finite Lived Intangible Assets [Line Items] |  |
Gross Cost | 486 | 459
Accumulated Amortization | (427) | (404)
Net Cost | 59 | 55
Technologies in Progress [Member] |  |
Finite Lived Intangible Assets [Line Items] |  |
Gross Cost | 119 | 44
Net Cost | 119 | 44
Other Intangible Assets [Member] |  |
Finite Lived Intangible Assets [Line Items] |  |
Gross Cost | 70 | 69
Accumulated Amortization | $ (70) | $ (69)

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