Capital Raises (Details) - USD ($) $ / shares in Units, $ in Thousands							3 Months Ended			9 Months Ended
	Jun. 13, 2023	Jun. 12, 2023	Jul. 22, 2022	Mar. 22, 2022	Mar. 22, 2022	Sep. 13, 2021	Sep. 30, 2023	Dec. 31, 2022	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022	Mar. 15, 2022
Capital Raises (Textual)
Preferred stock, shares authorized (in shares)							5,000,000	5,000,000		5,000,000
Preferred stock, par value (in usd per share)							$ 0.001	$ 0.001		$ 0.001
Warrants and rights outstanding				$ 5,600	$ 5,600
Warrants forfeited (in shares)					394,000
Shared holders participants, percent					71.00%
Deemed dividend for the modification related to Series 8 Preferred Stock					$ 2,600
Deemed contribution for the modification related to Warrants issued in connection with Series 8 Preferred Stock					$ 1,500
Equity Distribution Agreement
Capital Raises (Textual)
Number of common shares sold under offering (in shares)										70,375,554
Sale of stock, maximum potential offering	$ 27,400	$ 25,000	$ 25,000
Sale of stock, consideration received on transaction										$ 27,400
Net proceeds from issuance of stock										$ 26,500
Equity Distribution Agreement | Minimum
Capital Raises (Textual)
Share price (in usd per share)							0.139609			$ 0.139609
Equity Distribution Agreement | Maximum
Capital Raises (Textual)
Share price (in usd per share)							$ 1.86			$ 1.86
Series 8 Convertible Preferred Stock
Capital Raises (Textual)
Preferred stock, shares authorized (in shares)				53,197.7234	53,197.7234
Preferred stock, stated value per share (in usd per share)				$ 1,000	$ 1,000
Preferred stock, convertible, conversion price (in usd per share)				$ 35.38	$ 35.38
Net proceeds from issuance of preferred stock				$ 46,900
Preferred redeemed for cash (in shares)								53,197.72
Series 8 Preferred redeemed for cash								$ 53,200
Warrants forfeited (in shares)								751,841
Deemed dividend for the modification related to Series 8 Preferred Stock							$ 0		$ 0	$ 0	$ (2,627)
Deemed contribution for the modification related to Warrants issued in connection with Series 8 Preferred Stock							$ 0		$ 0	$ 0	$ 1,469
Series 8 Convertible Preferred Stock | Registered Direct Offering
Capital Raises (Textual)
Preferred stock, shares authorized (in shares)				53,197.7234	53,197.7234
Number of common shares sold under offering (in shares)				1,503,726
Subscription price (in usd per share)				$ 940	$ 940
Original issuance discount percentage				6.00%	6.00%
Aggregate subscription value				$ 50,000	$ 50,000
Preferred stock, par value (in usd per share)				$ 0.001	$ 0.001
Series 8 Convertible Preferred Stock | Warrants
Capital Raises (Textual)
Percent of warrants forfeited upon redemption				50.00%	50.00%
Series 7 Convertible Preferred Stock
Capital Raises (Textual)
Net proceeds from issuance of preferred stock						$ 50,600
Preferred redeemed for cash (in shares)					49,250
Series 8 Preferred redeemed for cash					$ 49,300
Series 7 Convertible Preferred Stock | Registered Direct Offering
Capital Raises (Textual)
Subscription price (in usd per share)						$ 920
Original issuance discount percentage						8.00%
Aggregate subscription value						$ 54,100
Series 7 Convertible Preferred Stock | Warrants
Capital Raises (Textual)
Percent of warrants forfeited upon redemption												75.00%
Series 7 Convertible Preferred Stock | Warrants | Registered Direct Offering
Capital Raises (Textual)
Number of common shares sold under offering (in shares)						626,667