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Income Taxes - Schedule of Deferred Tax Assets and Liabilities (Detail) - USD ($)
$ in Thousands
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Deferred tax assets:        
Stock-based compensation expense $ 5,583 $ 2,675    
Unrealized losses 17,268 6,492    
Lease liabilities 214,560 189,951    
Loss carryforwards and tax credits 117,150 59,735    
Others, net 14,976 8,500    
Gross deferred tax assets 369,537 267,353    
Valuation allowance (82,344) (57,812) $ (57,003) $ (84,573)
Total deferred tax assets, net 287,193 209,541    
Deferred tax liabilities:        
Property, plant and equipment (346,916) (271,262)    
Deferred income (31,538) (5,248)    
Intangible assets (132,681) (144,404)    
Total deferred tax liabilities (511,135) (420,914)    
Net deferred tax liabilities $ (223,942) $ (211,373)