Consolidated Statements of Stockholders' Equity (Unaudited) - USD ($) shares in Thousands, $ in Thousands	Total	Common Stock	Additional Paid-in Capital	Accumulated Other Comprehensive Income (loss)	Retained Earnings
Beginning balance (in shares) at Dec. 31, 2020		14,809
Beginning balance at Dec. 31, 2020	$ 306,925	$ 148	$ 195,597	$ 0	$ 111,180
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common stock in public offering (in shares)		3,680
Issuance of common stock in public offering	86,209	$ 37	86,172
Issuance of common stock under employee benefit plans (in shares)		291
Issuance of common stock under employee benefit plans	0	$ 3	(3)
Deemed repurchased shares of common and restricted stock for tax withholding (in shares)		(91)
Deemed repurchased shares of common and restricted stock for tax withholding	(2,812)	$ (1)	(2,811)
Stock-based compensation	4,165		4,165
Unrealized gain on hedging derivatives, net of taxes	0
Net (loss) income	8,638				8,638
Ending balance (in shares) at Jun. 30, 2021		18,689
Ending balance at Jun. 30, 2021	403,125	$ 187	283,120	0	119,818
Beginning balance (in shares) at Dec. 31, 2021		18,709
Beginning balance at Dec. 31, 2021	415,612	$ 187	286,385	108	128,932
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common stock under employee benefit plans (in shares)		241
Issuance of common stock under employee benefit plans	0	$ 2	(2)
Deemed repurchased shares of common and restricted stock for tax withholding (in shares)		(72)
Deemed repurchased shares of common and restricted stock for tax withholding	(1,454)	$ 0	(1,454)
Stock-based compensation	4,706		4,706
Unrealized gain on hedging derivatives, net of taxes	1,834			1,834
Net (loss) income	(104,696)				(104,696)
Ending balance (in shares) at Jun. 30, 2022		18,878
Ending balance at Jun. 30, 2022	$ 316,002	$ 189	$ 289,635	$ 1,942	$ 24,236