Summary of Significant Accounting Policies - Schedule of Error Corrections (Details) - USD ($) $ in Thousands	3 Months Ended			9 Months Ended		12 Months Ended
	Sep. 30, 2016	Mar. 31, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015	Dec. 31, 2015	Dec. 31, 2014
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Cumulative translation adjustment	$ (188)	$ 66	$ (1,528)	$ (274)	$ 2,641	$ 1,257	$ 476
Designated derivatives, fair value adjustments	762	(8,386)	(3,785)	(11,452)	(1,539)	556	(6,384)
Other comprehensive income (loss)	$ 574	(8,320)	(5,313)	$ (11,726)	1,102	1,813	(5,908)
As originally Reported
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Cumulative translation adjustment		2,996	836		(4,651)	(5,169)	(11,990)
Designated derivatives, fair value adjustments		(11,316)	(6,149)		5,753	6,982	6,082
Other comprehensive income (loss)		(8,320)	(5,313)		1,102	1,813	(5,908)
Adjustment
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Cumulative translation adjustment		(2,930)	(2,364)		7,292	6,426	12,466
Designated derivatives, fair value adjustments		2,930	2,364		(7,292)	(6,426)	(12,466)
Other comprehensive income (loss)		$ 0	$ 0		$ 0	$ 0	$ 0