Condensed Consolidated Statements of Changes in Stockholders' Equity (Deficit) - USD ($) shares in Thousands, $ in Thousands	Preferred Stock Series A Preferred Stock	Common Stock	Additional Paid-In Capital	Accumulated Other Comprehensive Loss	Accumulated Deficit	Total
Balance at Dec. 31, 2020	$ 2,811	$ 266	$ 504,162		$ (648,511)	$ (144,083)
Balance (in shares) at Dec. 31, 2020		265,582
Changes in Stockholders' Equity (Deficit)
Conversion of preferred stock		$ 54	45,512			45,566
Conversion of preferred stock (in shares)		54,166
Issuance of common stock, net		$ 113	200,327			200,440
Issuance of common stock (in shares)		112,571
Exercise of stock options and warrants		$ 5	4,622			4,627
Exercise of stock options and warrants (in shares)		5,501
Exchange and conversion of convertible notes, net		$ 5	6,496			6,501
Exchange and conversion of convertible notes, net (in shares)		4,925
Issuance of common stock for vested RSUs and ESPP purchase		$ 3	71			74
Issuance of common stock for vested RSUs and ESPP purchase (in shares)		2,870
Stock-based compensation expense			7,134			7,134
Net Income (Loss)					(386,907)	(386,907)
Other comprehensive income (loss), net of tax				$ 2		2
Balance at Sep. 30, 2021		$ 446	768,324	2	(1,035,418)	(266,646)
Balance (in shares) at Sep. 30, 2021		445,615
Increase (Decrease) in Temporary Equity
Issuance of convertible preferred stock, net	42,756
Conversion of preferred stock	(45,567)
Balance at Dec. 31, 2020	$ 2,811	$ 266	504,162		(648,511)	(144,083)
Balance (in shares) at Dec. 31, 2020		265,582
Changes in Stockholders' Equity (Deficit)
Net Income (Loss)						(302,500)
Balance at Dec. 31, 2021		$ 447	765,215	(212)	(950,985)	(185,535)
Balance (in shares) at Dec. 31, 2021		447,282
Balance at Jun. 30, 2021		$ 445	765,262	(16)	(1,078,332)	(312,641)
Balance (in shares) at Jun. 30, 2021		445,125
Changes in Stockholders' Equity (Deficit)
Exercise of stock options and warrants		$ 1	737			738
Exercise of stock options and warrants (in shares)		474
Issuance of common stock for vested RSUs and ESPP purchase			24			24
Issuance of common stock for vested RSUs and ESPP purchase (in shares)		16
Stock-based compensation expense			2,301			2,301
Net Income (Loss)					42,914	42,914
Other comprehensive income (loss), net of tax				18		18
Balance at Sep. 30, 2021		$ 446	768,324	2	(1,035,418)	(266,646)
Balance (in shares) at Sep. 30, 2021		445,615
Balance at Dec. 31, 2021		$ 447	765,215	(212)	(950,985)	(185,535)
Balance (in shares) at Dec. 31, 2021		447,282
Changes in Stockholders' Equity (Deficit)
Issuance of common stock, net		$ 15	34,428			34,443
Issuance of common stock (in shares)		15,161
Exercise of stock options and warrants		$ 10	941			951
Exercise of stock options and warrants (in shares)		9,892
Issuance of common stock for vested RSUs and ESPP purchase		$ 7	125			132
Issuance of common stock for vested RSUs and ESPP purchase (in shares)		6,970
Stock-based compensation expense			6,543			6,543
Shares withheld related to net share settlement of equity awards		$ (1)	(1,183)			(1,184)
Shares withheld related to net share settlement of equity awards (in shares)		(1,093)
Net Income (Loss)					130,558	130,558
Other comprehensive income (loss), net of tax				(973)		(973)
Balance at Sep. 30, 2022		$ 478	806,069	(1,185)	(820,427)	(15,065)
Balance (in shares) at Sep. 30, 2022		478,212
Balance at Jun. 30, 2022		$ 465	776,640	(1,128)	(760,036)	15,941
Balance (in shares) at Jun. 30, 2022		465,326
Changes in Stockholders' Equity (Deficit)
Issuance of common stock, net		$ 12	26,427			26,439
Issuance of common stock (in shares)		12,084
Exercise of stock options and warrants		$ 1	711			712
Exercise of stock options and warrants (in shares)		681
Issuance of common stock for vested RSUs and ESPP purchase			69			69
Issuance of common stock for vested RSUs and ESPP purchase (in shares)		121
Stock-based compensation expense			2,222			2,222
Net Income (Loss)					(60,391)	(60,391)
Other comprehensive income (loss), net of tax				(57)		(57)
Balance at Sep. 30, 2022		$ 478	$ 806,069	$ (1,185)	$ (820,427)	$ (15,065)
Balance (in shares) at Sep. 30, 2022		478,212