Income Taxes - Additional Information (Detail) - USD ($) $ / shares in Units, $ in Millions	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Income Tax [Line Items]
Valuation allowance for deferred tax assets	$ 1,470.0
Temporary differences, amount	210.0
Unrecognized tax benefits reduce effective tax rate	52.0
Liabilities recorded for payment of tax-related interest and penalties	12.0	$ 20.0	$ 24.0
Malaysia [Member]
Income Tax [Line Items]
Reduction in income tax expense related to tax holiday	$ 17.4	$ 17.5
Income tax holiday, effective date	effective through December 31, 2020
Income tax holiday period	5 years
Income tax holiday, description	We operate under a tax holiday in Malaysia, effective through December 31, 2020, which may be extended for an additional five years if we satisfy certain requirements.
Income tax holiday, income tax benefits on net income per share (diluted)	$ 0.10
Minimum [Member]
Income Tax [Line Items]
Reversal would result in withholding tax, amount	$ 18.0
Maximum [Member]
Income Tax [Line Items]
Reversal would result in withholding tax, amount	$ 20.0