CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY (DEFICIT) - USD ($) $ in Thousands	Common Stock	Treasury Stock	Additional Paid-in Capital Cumulative Effect, Period of Adoption, Adjustment	Additional Paid-in Capital	Accumulated Deficit Cumulative Effect, Period of Adoption, Adjustment	Accumulated Deficit	Cumulative Effect, Period of Adoption, Adjustment	Total
Balance at beginning of period at Dec. 31, 2020	$ 2	$ (4,018)	$ (74,850)	$ 352,445	$ (1,392)	$ (179,900)	$ (76,242)	$ 168,529
Balance at beginning of period (in shares) at Dec. 31, 2020	24,222,674
Balance at beginning of period, treasury stock (in shares) at Dec. 31, 2020		(217,778)
Increase (Decrease) in Stockholders' Equity
Issuance of common stock awards (in shares)	1,416
Issuance of restricted stock (in shares)	629,088
Forfeitures of restricted shares (in shares)		(12,880)
Exercise of stock options, net of shares withheld		$ (274)		2,501				2,227
Exercise of stock options, net of shares withheld (in shares)	224,503	(6,218)
Stock-based compensation expense				8,602				8,602
Net loss						(19,492)		(19,492)
Balance at end of period at Mar. 31, 2021	$ 2	$ (4,292)		288,698		(200,784)		83,624
Balance at end of period (in shares) at Mar. 31, 2021	25,077,681
Balance at end of period, treasury stock (in shares) at Mar. 31, 2021		(236,876)
Balance at beginning of period at Dec. 31, 2020	$ 2	$ (4,018)	$ (74,850)	352,445	$ (1,392)	(179,900)	$ (76,242)	168,529
Balance at beginning of period (in shares) at Dec. 31, 2020	24,222,674
Balance at beginning of period, treasury stock (in shares) at Dec. 31, 2020		(217,778)
Increase (Decrease) in Stockholders' Equity
Net loss								(40,573)
Balance at end of period at Jun. 30, 2021	$ 2	$ (4,292)		301,932		(221,865)		75,777
Balance at end of period (in shares) at Jun. 30, 2021	25,282,675
Balance at end of period, treasury stock (in shares) at Jun. 30, 2021		(259,789)
Balance at beginning of period at Mar. 31, 2021	$ 2	$ (4,292)		288,698		(200,784)		83,624
Balance at beginning of period (in shares) at Mar. 31, 2021	25,077,681
Balance at beginning of period, treasury stock (in shares) at Mar. 31, 2021		(236,876)
Increase (Decrease) in Stockholders' Equity
Issuance of restricted stock (in shares)	120,598
Forfeitures of restricted shares (in shares)		(22,913)
Exercise of stock options, net of shares withheld				885				885
Exercise of stock options, net of shares withheld (in shares)	84,396
Stock-based compensation expense				12,349				12,349
Net loss						(21,081)		(21,081)
Balance at end of period at Jun. 30, 2021	$ 2	$ (4,292)		301,932		(221,865)		75,777
Balance at end of period (in shares) at Jun. 30, 2021	25,282,675
Balance at end of period, treasury stock (in shares) at Jun. 30, 2021		(259,789)
Balance at beginning of period at Dec. 31, 2021	$ 3	$ (4,292)		320,392		(260,347)		$ 55,756
Balance at beginning of period (in shares) at Dec. 31, 2021	26,036,236
Balance at beginning of period, treasury stock (in shares) at Dec. 31, 2021		(369,802)						(369,802)
Increase (Decrease) in Stockholders' Equity
Issuance of common stock awards (in shares)	16,471
Issuance of restricted stock (in shares)	297,434
Forfeitures of restricted shares (in shares)		(138,882)
Exercise of stock options, net of shares withheld				60				$ 60
Exercise of stock options, net of shares withheld (in shares)	11,646
Stock-based compensation expense				8,609				8,609
Net loss						(28,193)		(28,193)
Balance at end of period at Mar. 31, 2022	$ 3	$ (4,292)		329,061		(288,540)		36,232
Balance at end of period (in shares) at Mar. 31, 2022	26,361,787
Balance at end of period, treasury stock (in shares) at Mar. 31, 2022		(508,684)
Balance at beginning of period at Dec. 31, 2021	$ 3	$ (4,292)		320,392		(260,347)		$ 55,756
Balance at beginning of period (in shares) at Dec. 31, 2021	26,036,236
Balance at beginning of period, treasury stock (in shares) at Dec. 31, 2021		(369,802)						(369,802)
Increase (Decrease) in Stockholders' Equity
Net loss								$ (77,803)
Balance at end of period at Jun. 30, 2022	$ 3	$ (4,292)		335,756		(338,150)		$ (6,683)
Balance at end of period (in shares) at Jun. 30, 2022	26,799,516
Balance at end of period, treasury stock (in shares) at Jun. 30, 2022		(539,335)						(539,335)
Balance at beginning of period at Mar. 31, 2022	$ 3	$ (4,292)		329,061		(288,540)		$ 36,232
Balance at beginning of period (in shares) at Mar. 31, 2022	26,361,787
Balance at beginning of period, treasury stock (in shares) at Mar. 31, 2022		(508,684)
Increase (Decrease) in Stockholders' Equity
Issuance of common stock awards (in shares)	12,262
Issuance of restricted stock (in shares)	424,540
Forfeitures of restricted shares (in shares)		(30,542)
Exercise of stock options, net of shares withheld				3				3
Exercise of stock options, net of shares withheld (in shares)	927	(109)
Stock-based compensation expense				6,692				6,692
Net loss						(49,610)		(49,610)
Balance at end of period at Jun. 30, 2022	$ 3	$ (4,292)		$ 335,756		$ (338,150)		$ (6,683)
Balance at end of period (in shares) at Jun. 30, 2022	26,799,516
Balance at end of period, treasury stock (in shares) at Jun. 30, 2022		(539,335)						(539,335)