Stockholders' Equity - Reverse Stock Split and ATM (Details) $ in Thousands						3 Months Ended		6 Months Ended
	Jan. 23, 2023	Feb. 03, 2022 USD ($)	Feb. 02, 2022 USD ($)	Dec. 10, 2021 USD ($)	Sep. 03, 2021	Jun. 30, 2023 USD ($) shares	Jun. 30, 2022 USD ($) shares	Jun. 30, 2023 USD ($) shares	Jun. 30, 2022 USD ($) shares	Dec. 31, 2022 shares	Sep. 30, 2022 shares	Sep. 29, 2022 shares
Total shares authorized						352,475,074		352,475,074
Preferred stock, shares authorized						4,475,074		4,475,074		4,475,074
Reverse stock split ratio	0.0133				0.33
Aggregate offering price | $									$ 95
Proceeds from issuance of warrants in PIPE financing, net of issuance and offering costs of $12 | $								$ 1,235
Maximum
Reverse stock split ratio					0.05
Minimum
Reverse stock split ratio					0.5
At The Market Offering
Aggregate offering price | $						$ 1,553	$ 2,453	$ 19,418	$ 11,564
December 2021 ATM Agreement
Issuance of common stock (In shares)								13,483,460
Proceeds from issuance of Common stock | $								$ 19,400
December 2021 ATM Agreement | Maximum
Aggregate offering price | $		$ 75,000	$ 15,000	$ 15,000
Series E perpetual preferred stock
Preferred stock, shares authorized						4,475,074		4,475,074		4,475,074
Common Stock | Common stock - voting
Common stock, shares authorized						298,000,000		298,000,000		298,000,000	298,000,000	150,000,000
Issuance of common stock (In shares)									2,323
Common Stock | Common stock - voting | At The Market Offering
Aggregate offering price | $								$ 1
Issuance of common stock (In shares)						3,019,477	90,244	13,483,460	357,530
Common Stock | Common stock - non-voting
Common stock, shares authorized						50,000,000		50,000,000		50,000,000