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Discontinued Operations and Divestitures - Summary of Amounts Included in Discontinued Operations (Detail) - USD ($) $ in Millions | 12 Months Ended
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Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Discontinued Operations and Disposal Groups [Abstract] |  |  |
Net sales |  | $ 368 | $ 2,879
Cost of products sold |  | 266 | 1,798
Gross profit |  | 102 | 1,081
Selling, general and administrative expenses |  | 48 | 624
Restructuring costs, net |  | 0 | 3
Impairment of goodwill, intangibles and other assets |  | 112 | 1,464
Operating loss |  | (58) | (1,010)
Non-operating income, net |  | 10 | 830
Loss before income taxes |  | (48) | (180)
Income tax provision |  | 31 | 129
Net loss | $ 0 | (79) | (309)
Amount reclassified from cost of product sold to net sales |  |  | 13
Gain on sale of discontinued operations |  | $ 7 | $ 831

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