Earnings per Share - Schedule of Reconciliation of the Numerators and Denominators of the Basic and Diluted Net Income Per Share Computations (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Net (loss) income available to common stockholders	$ (99,996)	$ 18,936	$ (275,634)	$ 57,165
Shares outstanding:
Weighted average shares outstanding – basic (in shares)	80,053,676	77,682,759	79,009,373	77,625,303
Weighted Average Number of Shares Outstanding, Diluted, Total	80,053,676	78,725,289	79,009,373	78,657,552
Net (loss) income per common share attributable to common stockholders – basic: (in dollars per share)	$ (1.25)	$ 0.24	$ (3.49)	$ 0.74
Net (loss) income per common share attributable to common stockholders – diluted: (in dollars per share)	$ (1.25)	$ 0.24	$ (3.49)	$ 0.73
Stock options
Shares outstanding:
Effect of dilutive securities		107,388		105,885
Restricted Stock Units (RSUs)
Shares outstanding:
Effect of dilutive securities		935,142		926,364