Other Income (Tables)

6 Months Ended

Jun. 30, 2017

Other Income and Expenses [Abstract]

Schedule of Other Nonoperating Income (Expense)

10. Other Income

	Three Months Ended June 30,					Six Months Ended June 30,
	2017		2016			2017		2016
Other income (expense)	$	150	$	(304	)	$	278	$	(246	)
Foreign currency transaction gain	6,446		330			8,885		15,784
	$	6,596	$	26		$	9,163	$	15,538