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Income Taxes - Summary of Deferred Tax Assets and Liabilities (Detail) - USD ($)
$ in Millions
Dec. 31, 2021
Dec. 31, 2020
Income Tax Disclosure [Abstract]    
Tax benefit of loss carryforwards $ 766 $ 735
Operating lease liabilities 409 469
Liabilities currently not deductible for tax 219 259
Tax credit carryforwards 84 64
Unrealized loss on foreign exchange hedges and retirement liabilities 59 87
Others 30 46
Deferred tax assets, Gross, Total 1,567 1,660
Valuation allowance against tax benefit of loss carryforwards (586) (569)
Other valuation allowance (125) (206)
Deferred tax assets, Net, Total 856 885
Operating lease right-of-use assets 415 470
Tax depreciation in excess of book depreciation 228 239
Tax on undistributed foreign earnings 206 163
Unrealized gain on remeasurement of investments 12 11
Unrealized gain on foreign exchange hedges and retirement liabilities 11 17
Other assets book value in excess of tax values 3 65
Deferred tax liabilities, Total 875 965
Net deferred tax liabilities $ (19) $ (80)