Other Income (Expense), Net (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
Other Income and Expenses [Abstract]
Reductions of loss contingency related to legal proceedings (Footnote 7)	$ 0	$ 0	$ 0	$ 101,978
Facility restructuring charges	0	296	0	(2,791)
Loss on bond exchange	0	0	(2,182)	0
Foreign currency losses	(2,774)	(879)	(3,024)	(2,355)
Other income, net	747	237	1,582	1,203
Total other income (expense), net	$ (2,027)	$ (346)	$ (3,624)	$ 98,035