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Other Expense, Net - Summary of Impairment Charges and Loss on Sale Recorded for Certain Investments (Detail) - Power & Vision [Member] $ in Millions | 12 Months Ended
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Dec. 31, 2020 USD ($)
Impairments and loss on sale of equity-accounted investments [Line Items] |
Impairments and loss on sale of equity-accounted investments | $ 347
Tax effect on Other expense, net | (53)
Loss attributable to non-controlling interests | (75)
Non-cash impairment charge included in Net income attributable to Magna International Inc. | 219
Getrag (Jiangxi) Transmission Co., Ltd [GJT] [Member] |
Impairments and loss on sale of equity-accounted investments [Line Items] |
Impairment of equity-accounted investment | 337
Dongfeng Getrag Transmission Co. Ltd ["DGT"] [Member] |
Impairments and loss on sale of equity-accounted investments [Line Items] |
Impairments and loss on sale of equity-accounted investments | $ 10

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- Definition Gain loss on sale of equity method investments including impairment other. + References No definition available. + Details
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- Definition Impairment losses on equity method investments after tax attributable to parent. + References No definition available. + Details
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