Common and Preferred Stock - Additional Information (Detail) - USD ($) $ / shares in Units, $ in Thousands		1 Months Ended	3 Months Ended	12 Months Ended
	Apr. 02, 2024	Feb. 28, 2022	Dec. 31, 2020	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Class of Stock [Line Items]
Common stock, shares authorized				800,000,000	800,000,000
Common stock, par value				$ 0.01	$ 0.01
Undesignated preferred stock, shares authorized				10,000,000	10,000,000
Undesignated preferred stock, par value				$ 0.01	$ 0.01
Common stock, shares issued				302,959,782	270,034,495
Common stock, shares outstanding				302,959,782	270,034,495
Undesignated preferred stock, shares outstanding				0	0
Shares exchanged, Value					$ 6,887	$ 19,790
Proceeds from market price stock purchase plan				$ 1,400	$ 200	$ 700
Market price stock purchase plan				416,099	36,004	252,176
The Mann Group L L C
Class of Stock [Line Items]
Issuance of common stock to note holders	1,500,000
Debt issuance amount	$ 8,900
Convertible Promissory Note | The Mann Group L L C
Class of Stock [Line Items]
Issuance of common stock to note holders			2,800,000	1,500,000	50,844	4,000,000	4,000,000
Debt issuance amount			$ 7,000	$ 3,800		$ 10,000	$ 9,600
Common stock issued to pay interest				15,285	50,844	75,487
Senior Convertible Notes
Class of Stock [Line Items]
Number of shares sold during the period				26,749,559
Shares exchanged, Value				$ 116,400
Shares exchanged, Shares				26,749,559
Common Stock
Class of Stock [Line Items]
Number of shares sold during the period					1,478,000	5,060,000
Shares exchanged, Value					$ 15	$ 51
Shares exchanged, Shares					1,478,000	5,060,000
Controlled Equity Offering Sales Agreement | Cantor Fitzgerald | Common Stock | Maximum
Class of Stock [Line Items]
Amount of net proceeds from issuance of securities		$ 50,000
At Market Issuance Sales Agreement | Cantor Fitzgerald | Common Stock
Class of Stock [Line Items]
Amount of net proceeds from issuance of securities					$ 6,900	$ 19,800
Number of shares sold during the period				0	1,478,090	5,059,856
Exchange price per share					$ 4.66
Shares exchanged, Shares				0	1,478,090	5,059,856
At Market Issuance Sales Agreement | Cantor Fitzgerald | Common Stock | Weighted Average
Class of Stock [Line Items]
Exchange price per share						$ 3.91