Income Taxes - Additional Information (Details) - USD ($)	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Income Tax Disclosure [Line Items]
Undistributed earnings of non-U.S. subsidiaries	$ 670,000,000	$ 715,000,000
Foreign earnings repatriated	28,800,000	14,300,000	$ 6,500,000
Incremental income tax expense (benefit)	2,700,000	300,000	(200,000)
Accrued interest related to uncertain tax positions	100,000	200,000	700,000
Accrued penalties related to uncertain tax positions	100,000	300,000	300,000
Unrecognized tax benefits that would affect our effective tax rate	1,800,000	3,000,000	$ 2,900,000
Loss carry forwards for U.S. federal	3,500,000	4,800,000
Loss carry forwards for non-U.S.	25,600,000	700,000
Operating loss and credit carry forwards	33,100,000	27,000,000
Operating loss carryforwards, valuation allowance	1,300,000	1,000,000
Capital loss carryforwards	18,668,000	0
Federal
Income Tax Disclosure [Line Items]
Capital loss carryforwards	70,100,000
Capital loss carryforwards, valuation allowance	18,700,000
State and Local
Income Tax Disclosure [Line Items]
Capital loss carryforwards	70,100,000
Capital loss carryforwards, valuation allowance	700,000
Foreign
Income Tax Disclosure [Line Items]
Capital loss carryforwards	700,000	$ 900,000
Minimum
Income Tax Disclosure [Line Items]
Unrecognized tax benefits possible change	0
Maximum
Income Tax Disclosure [Line Items]
Unrecognized tax benefits possible change	$ 1,366,000