Other Income (Expense), Net (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
Other Income and Expenses [Abstract]
Other income (expense), net	$ 10,634	$ (2,557)	$ 34,840	$ 11,532
Other Nonoperating Income (Expense), Net - Other	$ 18	$ (457)	$ 42	$ (368)