Other Income (Expense), Net (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016
Other Income and Expenses [Abstract]
Accrual for loss contingency related to legal proceedings (Footnote 6)	$ (5,000)	$ 0
Other income (expense), net	(68)	120
Total other income (expense), net	$ (5,068)	$ 120