Condensed Consolidated Statements of Stockholders' Equity - USD ($)	Preferred Stock Series B convertible preferred stock	Preferred Stock Series C convertible preferred stock	Common Stock	Additional Paid-in Capital	Accumulated Deficit	Accumulated Other Comprehensive Income (Loss)	Total
Balance at Dec. 31, 2020		$ 1,000	$ 3,000	$ 529,432,000	$ (514,827,000)	$ (121,000)	$ 14,488,000
Balance (in shares) at Dec. 31, 2020	3	95,388	3,486,253
Changes in Stockholders' (Deficit) Equity
Net loss					(8,776,000)		(8,776,000)
Other comprehensive income (loss), net of tax						12,000	12,000
Issuance of common stock pursuant to reverse acquisition	$ (3)	$ (1,000)	$ 4,000	30,558,000			30,561,000
Issuance of common stock pursuant to reverse acquisition (in shares)			3,340,035
Reversal of stock compensation				(263,000)			(263,000)
Issuance of warrants				2,974,000			2,974,000
Deferred issuance cost for shares held in abeyance				17,705,000			$ 17,705,000
Issuance of stock from RSUs (shares)							909,191
Institutional exercise of warrants			$ 1,000	1,202,000			$ 1,203,000
Institutional exercise of warrants (in shares)			1,250,470
Stock options exercised				215,000			215,000
Stock options exercised (in shares)			91,864
Balance at Jun. 30, 2021			$ 8,000	581,823,000	(523,603,000)	(109,000)	58,119,000
Balance (in shares) at Jun. 30, 2021		95,388	8,168,622
Balance at Mar. 31, 2021		$ 1,000	$ 3,000	532,507,000	(519,701,000)	(102,000)	12,708,000
Balance (in shares) at Mar. 31, 2021	3	95,388	3,486,253
Changes in Stockholders' (Deficit) Equity
Net loss					(3,902,000)		(3,902,000)
Other comprehensive income (loss), net of tax						(7,000)	(7,000)
Issuance of common stock pursuant to reverse acquisition		$ (1,000)	$ 4,000	30,558,000			30,561,000
Issuance of common stock pursuant to reverse acquisition (in shares)	(3)		3,340,035
Reversal of stock compensation				(364,000)			(364,000)
Deferred issuance cost for shares held in abeyance				17,705,000			$ 17,705,000
Issuance of stock from RSUs (shares)							0
Institutional exercise of warrants (in shares)			1,250,470
Exercise of warrants			$ 1,000	1,202,000			$ 1,203,000
Stock options exercised				215,000			215,000
Stock options exercised (in shares)			91,864
Balance at Jun. 30, 2021			$ 8,000	581,823,000	(523,603,000)	(109,000)	58,119,000
Balance (in shares) at Jun. 30, 2021		95,388	8,168,622
Balance at Dec. 31, 2021			$ 18,000	622,906,000	(576,760,000)	(92,000)	46,072,000
Balance (in shares) at Dec. 31, 2021		95,388	17,831,875
Changes in Stockholders' (Deficit) Equity
Net loss					(17,791,000)		(17,791,000)
Other comprehensive income (loss), net of tax						20,000	20,000
Reversal of stock compensation				1,570,000			$ 1,570,000
Issuance of stock from RSUs			$ 1,000	(1,000)
Issuance of stock from RSUs (shares)			909,191				143,544
Exercise of warrants			$ 1,000	2,491,000			$ 2,492,000
Exercise of warrants (in shares)			888,642
Balance at Jun. 30, 2022			$ 20,000	626,966,000	(594,551,000)	(72,000)	32,363,000
Balance (in shares) at Jun. 30, 2022		95,388	19,629,708
Balance at Mar. 31, 2022			$ 19,000	623,652,000	(584,975,000)	(71,000)	38,625,000
Balance (in shares) at Mar. 31, 2022		95,388	18,597,522
Changes in Stockholders' (Deficit) Equity
Net loss					(9,576,000)		(9,576,000)
Other comprehensive income (loss), net of tax						(1,000)	(1,000)
Reversal of stock compensation				823,000			$ 823,000
Issuance of stock from RSUs (shares)			143,544				143,544
Exercise of warrants			$ 1,000	2,491,000			$ 2,492,000
Exercise of warrants (in shares)			888,642
Balance at Jun. 30, 2022			$ 20,000	$ 626,966,000	$ (594,551,000)	$ (72,000)	$ 32,363,000
Balance (in shares) at Jun. 30, 2022		95,388	19,629,708