Income Taxes - Additional Information (Detail) - USD ($)	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Income Tax Disclosure [Line Items]
Undistributed earnings of non-U.S. subsidiaries	$ 715,000,000	$ 683,000,000
Foreign earnings repatriated	14,300,000	6,500,000	$ 11,700,000
Incremental income tax expense	300,000	200,000	900,000
Accrued interest related to uncertain tax positions	200,000	700,000	500,000
Accrued penalties related to uncertain tax positions	300,000	300,000	200,000
Unrecognized tax benefits that would affect our effective tax rate	3,000,000	2,900,000	$ 4,500,000
Loss carry forwards for U.S. federal	4,800,000	7,100,000
Loss carry forwards for non-U.S.	1,600,000	5,000,000
Foreign capital loss carry forward	900,000	1,000,000
Deferred tax assets, capital loss carry forwards	200,000	200,000
Operating loss and credit carry forwards	27,000,000	23,700,000
Operating loss carry forwards, valuation allowance	1,000,000	$ 800,000
Minimum
Income Tax Disclosure [Line Items]
Unrecognized tax benefits possible change	0
Maximum
Income Tax Disclosure [Line Items]
Unrecognized tax benefits possible change	$ 3,500,000
Federal | Minimum
Income Tax Disclosure [Line Items]
Operating loss carry forwards, expiration dates	Dec. 31, 2018
Federal | Maximum
Income Tax Disclosure [Line Items]
Operating loss carry forwards, expiration dates	Dec. 31, 2031
State and Local Jurisdiction | Minimum
Income Tax Disclosure [Line Items]
Operating loss carry forwards, expiration dates	Dec. 31, 2022
State and Local Jurisdiction | Maximum
Income Tax Disclosure [Line Items]
Operating loss carry forwards, expiration dates	Dec. 31, 2034