Income Taxes - Schedule of Effective Income Tax Rate Reflected in Provision for Income Taxes and U.S. Federal Statutory Rate (Detail)	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Income Tax Disclosure [Abstract]
Federal income tax statutory rate	21.00%	21.00%	35.00%
Foreign income tax rate differential	16.20%	(0.94%)	2.41%
Foreign development tax incentive	(0.91%)	0.24%	1.78%
Nondeductible goodwill impairment		(5.21%)
Exempt income	(24.02%)	2.32%
Foreign taxes and inclusions (net of FTC)	21.00%	(1.83%)
Transition tax (net of FTC)		5.80	(28.62)
Nondeductible expenses	15.51%	(1.03%)	(1.75%)
Foreign intellectual property tax benefit			16.06%
Manufacturing benefit		(1.18%)
Change in valuation allowance	24.96%	(1.99%)	(35.61%)
Changes to PY Accruals	6.28%	(1.17%)	(4.01%)
Deferred tax rate change	(0.36%)	0.66%	(20.66%)
Change in Uncertain tax positions	4.31%	(0.78%)	(25.59%)
Interest on net equity		1.02%	3.15%
General business credits	(11.14%)	0.59%	1.39%
Branch income	9.64%	(0.66%)
Other	1.03%	(0.06%)	3.14%
Effective tax rate	83.50%	16.78%	(53.31%)