Consolidated Statements of Changes in Mezzanine Equity and Stockholders' Equity - USD ($) $ in Thousands	Common Stock	Class C Special Stock	Additional Paid-in Capital	Treasury Stock	Accumulated Other Comprehensive (Loss)/Gain, Net of Tax	Accumulated Deficit Cumulative Effect, Period of Adoption, Adjustment	Accumulated Deficit	Cumulative Effect, Period of Adoption, Adjustment	Total
Balance at Dec. 31, 2019	$ 1		$ 200,800	$ (723)	$ (4,871)	$ (8)	$ 17,584	$ (8)
Beginning Balance, Common (in shares) at Dec. 31, 2019	12,105,000
Beginning Balance, Treasury (in shares) at Dec. 31, 2019				15,000
Beginning balance, permanent and temporary equity at Dec. 31, 2019									$ 212,791
Increase (decrease) in Stockholders' Equity
Stock-based Compensation Expense			12,936						12,936
Treasury Stock Purchases for Restricted Stock Vests				$ (1,523)					(1,523)
Treasury Stock Purchases for Restricted Stock Vests (in shares)				61,000
Issuance of Common Shares upon Stock Option and ESPP Exercise			618						618
Issuance of Common Shares upon Stock Option and ESPP Exercise (in shares)	21,000
Issuance of Restricted Stock Awards (in shares)	304,000
Other Comprehensive Income (Loss)					(6,566)				(6,566)
Net Loss							(22,548)		(22,548)
Balance at Dec. 31, 2020	$ 1		214,354	$ (2,246)	(11,437)		(4,972)
Ending Balance, Common (in shares) at Dec. 31, 2020	12,430,000
Ending Balance, Treasury (in shares) at Dec. 31, 2020				76,000
Ending balance, permanent and temporary equity at Dec. 31, 2020									195,700
Increase (decrease) in Stockholders' Equity
Stock-based Compensation Expense			10,489						10,489
Treasury Stock Purchases for Restricted Stock Vests				$ (889)					(889)
Treasury Stock Purchases for Restricted Stock Vests (in shares)				28,000
Issuance of Common Shares upon Stock Option and ESPP Exercise			2,069						2,069
Issuance of Common Shares upon Stock Option and ESPP Exercise (in shares)	56,000
Issuance of Restricted Stock Awards (in shares)	541,000
Restricted Stock Awards Forfeitures			(1)						(1)
Restricted Stock Awards Forfeitures (in shares)	(81,000)			(21,000)
Issuance of Common Stock for Novitium Acquisition			91,199						91,199
Issuance of Common Stock for Novitium Acquisition (in shares)	2,467,000
Issuance of Common Stock in Public Offering			69,734						69,734
Issuance of Common Stock in Public Offering (in shares)	1,500,000
Dividends on Convertible Preferred Stock							(190)		(190)
Issuance of Series A Convertible Preferred Stock from Mezzanine Equity									24,850
Other Comprehensive Income (Loss)					8,382				8,382
Net Loss							(42,603)		(42,603)
Balance at Dec. 31, 2021	$ 1		387,844	$ (3,135)	(3,055)		(47,765)		$ 333,890
Ending Balance, Common (in shares) at Dec. 31, 2021	16,913,000	11,000
Ending Balance, Treasury (in shares) at Dec. 31, 2021				83,000					82,662
Ending balance, permanent and temporary equity at Dec. 31, 2021									$ 358,740
Increase (decrease) in Stockholders' Equity
Stock-based Compensation Expense			14,599						14,599
Treasury Stock Purchases for Restricted Stock Vests				$ (1,959)					(1,959)
Treasury Stock Purchases for Restricted Stock Vests (in shares)				66,000
Issuance of Common Shares upon Stock Option and ESPP Exercise			1,458						1,458
Issuance of Common Shares upon Stock Option and ESPP Exercise (in shares)	52,000
Issuance of Restricted Stock Awards (in shares)	748,000
Restricted Stock Awards Forfeitures (in shares)	(69,000)
Dividends on Convertible Preferred Stock							(1,625)		(1,625)
Other Comprehensive Income (Loss)					15,223				15,223
Net Loss							(47,896)		(47,896)
Balance at Dec. 31, 2022	$ 1		$ 403,901	$ (5,094)	$ 12,168		$ (97,286)		$ 313,690
Ending Balance, Common (in shares) at Dec. 31, 2022	17,644,000	11,000
Ending Balance, Treasury (in shares) at Dec. 31, 2022				149,000					149,031
Ending balance, permanent and temporary equity at Dec. 31, 2022									$ 338,540