OTHER NONOPERATING EXPENSE, NET

6 Months Ended

Jun. 30, 2017

Other Income and Expenses [Abstract]

Other Non-Operating Expense, Net

15.    OTHER NON-OPERATING INCOME / EXPENSE

Other non-operating income / expense comprised the following for the three and six months ended June 30, 2017 and 2016:

	For the Three Months Ended June 30,						For the Six Months Ended June 30,
	2017			2016			2017			2016
Interest income	$	110		$	285		$	189		$	393
Foreign currency exchange gain / (loss), net	8,086			(3,002		)	9,767			12,420
Change in fair value of derivatives (Note 11)	(1,100		)	2,544			(732		)	(11,506		)
Other income / (expense), net	45			6			242			(58		)
Total other non-operating income / (expense)	$	7,141		$	(167	)	$	9,466		$	1,249