Mandatory Redeemable Preferred Stock and Stockholders' Deficit - Rubric Capital Management LP Subscription Agreements (Sale of mandatory redeemable preferred stock and common stock) - Additional Information (Details) - USD ($) $ / shares in Units, $ in Thousands			3 Months Ended				9 Months Ended
	Sep. 30, 2022	Jul. 29, 2022	Sep. 30, 2022	Sep. 30, 2021	Jun. 30, 2021	Mar. 31, 2021	Sep. 30, 2022	Dec. 31, 2021
Class Of Stock [Line Items]
Aggregate purchase price			$ 2,454	$ 31,819	$ 163	$ 150,899
Preferred Stock, Shares Authorized	10,000,000		10,000,000				10,000,000	10,000,000
Change of Control Transactions [Member]
Class Of Stock [Line Items]
Preferred stock, redemption price per share	$ 1,333		$ 1,333				$ 1,333
Bankruptcy Proceeding [Member]
Class Of Stock [Line Items]
Preferred stock, redemption price per share	1,333		1,333				1,333
Extension Terms [Member]
Class Of Stock [Line Items]
Preferred stock, redemption price per share	1,333		$ 1,333				1,333
Common Stock [Member]
Class Of Stock [Line Items]
Shares issued and sold			565,000	575,000	3,000	1,857,000
Aggregate purchase price				$ 1		$ 2
Subscription Agreement [Member] | Rubric Capital Management LP [Member] | Private Placement Offering [Member]
Class Of Stock [Line Items]
Preferred stock liquidation preference value per share	$ 1,333		$ 1,333				$ 1,333
Preferred stock, dividend rate, percentage							25.00%
Subscription Agreement [Member] | Common Stock [Member] | Rubric Capital Management LP [Member] | Private Placement Offering [Member]
Class Of Stock [Line Items]
Shares issued and sold		565,000
Purchase price per share		$ 4.72
Aggregate purchase price		$ 2,700
Number of shares for make-whole payment under financing agreement	263,666
Series A Preferred Stock [Member] | Subscription Agreement [Member] | Rubric Capital Management LP [Member] | Private Placement Offering [Member]
Class Of Stock [Line Items]
Shares issued and sold	7,000	15,000
Purchase price per share		$ 822.21
Aggregate purchase price	$ 7,000	$ 12,300
Aggregate gross proceeds	$ 7,000	$ 15,000
Preferred Stock, Shares Authorized	30,000		30,000				30,000
Preferred stock, shares outstanding	22,000		22,000				22,000
Preferred stock liquidation preference value per share	$ 1,333		$ 1,333				$ 1,333