Income Taxes - Additional Information (Detail) - USD ($) $ in Thousands		12 Months Ended
	Jan. 01, 2018	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Income Taxes [Line Items]
Reduction in federal statutory rate	21.00%	21.00%	35.00%	35.00%
Income tax expense related to remeasurement of deferred tax balances		$ 400	$ (62,300)
Income tax expense related to transition tax on foreign earnings		42,300	429,200
Income tax expense for excess executive employee remuneration not grandfathered		2,100
Income tax expense for global intangible low-taxed income		6,400
Income tax expense for excess executive employee remuneration		4,100
Increase in valuation allowance		766,012	408,252	$ 20,568
Tax credit carryovers		1,270	11,634
Valuation allowance on deferred tax asset		1,213,750	458,288	69,900	$ 84,137
Cumulative undistributed earnings of foreign subsidiaries		505,600
Liabilities related to uncertain tax position		22,877	24,369
Unrecognized tax benefits, income tax penalties and interest accrued		3,200	2,900
Assets offsetting unrecognized tax benefits		13,000	14,600
Unrecognized tax benefits net of offsetting assets		6,700	6,900
Unrecognized tax benefits		19,742	$ 21,438	$ 25,384	$ 95,715
Decrease in liability related to uncertain tax positions		4,400
Domestic Country
Income Taxes [Line Items]
Tax credit carryovers		1,300
Valuation allowance on deferred tax asset		300
Net operating loss carryovers		152,700
Operating loss carryover, valuation allowance		58,300
State and Local Jurisdiction
Income Taxes [Line Items]
Capital loss carryover, valuation allowance		9,900
Foreign Country
Income Taxes [Line Items]
Valuation allowance on deferred tax asset		55,200
Net operating loss carryovers		4,640,000
Operating loss carryover, valuation allowance		4,610,000
Change in Estimate, Foreign Net Operating Loss
Income Taxes [Line Items]
Increase in valuation allowance		$ 749,800