Loss Per Share - Schedule of Basic and Diluted Loss Per Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016
Earnings Per Share [Abstract]
Net (loss) income attributable to Class A common stockholders	$ (10,381)	$ 1,097	$ (12,094)	$ (3,535)
Less: dividends paid on Class A common stock and participating RSAs	0	0	0	30,674
Undistributed (loss) income attributable to Class A stockholders	$ (10,381)	$ 1,097	$ (12,094)	$ (34,209)
Class A common stock - Basic and Diluted (in shares)	112,943,815	106,855,764	113,099,037	106,855,764
Distributed earnings per share - basic (in dollars per share)	$ 0.00	$ 0.00	$ 0.00	$ 0.29
Undistributed loss per share - basic (in dollars per share)	(0.09)	0.01	(0.11)	(0.32)
Distributed earnings per share - diluted (in dollars per share)	0.00	0.00	0.00	0.29
Undistributed loss per share - diluted (in dollars per share)	(0.09)	0.01	(0.11)	(0.32)
Class A common stock - Basic and Diluted (in dollars per share)	$ (0.09)	$ 0.01	$ (0.11)	$ (0.03)
Common Class B
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Antidilutive securities excluded from computation of EPS (in shares)	61,343,054	61,343,054	61,343,054	61,343,054
Restricted stock award (RSAs)
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Antidilutive securities excluded from computation of EPS (in shares)	4,226,202	6,245,398	4,226,202	6,245,398
Restricted stock units (RSUs)
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Antidilutive securities excluded from computation of EPS (in shares)	2,336,515	2,515,947	2,336,515	2,515,947