Earnings Per Share (Details) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Numerator:
Net income (loss) attributable to common stockholders - basic	$ 67,560	$ (40,539)	$ 70,114
Interest expense attributable to convertible notes	0	0	0
Net income (loss) attributable to common stockholders - diluted	$ 67,560	$ (40,539)	$ 70,114
Denominator:
Weighted average common shares outstanding (in shares)	54,282,018	54,580,046	52,615,977
Weighted average restricted stock shares (in shares)	311,481	576,436	471,418
Basic weighted average shares outstanding (in shares)	54,593,499	55,156,482	53,087,395
Effect of dilutive shares issued in an assumed conversion of RSUs as additional shares	335,571	0	0
Effect of dilutive shares issued in an assumed conversion of PSUs as additional shares	0	0	0
Diluted weighted average shares outstanding (in shares)	54,929,070	55,156,482	53,087,395
Earnings (loss) per share
Basic (in usd per share)	$ 1.24	$ (0.73)	$ 1.32
Diluted (in usd per share)	$ 1.23	$ (0.73)	$ 1.32