Statements of Stockholder's Equity (Deficit) - USD ($) shares in Thousands, $ in Thousands	Common Stock	Additional Paid-In Capital	Accumulated Deficit	Total
Beginning balance at Dec. 31, 2020	$ 17	$ 765,162	$ (134,441)	$ 630,738
Beginning balance (in shares) at Dec. 31, 2020	168,008
Issuance of common stock, value		1,050		1,050
Issuance of common stock (in shares)	587
Common stock issued for exercise of warrants	$ 1	194,797		194,798
Common stock issued for exercise of warrants (in shares)	7,984
Stock compensation		1,940		1,940
Net loss			(125,211)	(125,211)
Ending balance at Mar. 31, 2021	$ 18	962,949	(259,652)	703,315
Ending balance (in shares) at Mar. 31, 2021	176,579
Beginning balance at Dec. 31, 2020	$ 17	765,162	(134,441)	630,738
Beginning balance (in shares) at Dec. 31, 2020	168,008
Ending balance at Dec. 31, 2021	$ 19	1,084,390	(544,809)	539,600
Ending balance (in shares) at Dec. 31, 2021	196,391
Issuance of common stock, value	$ 1	615		616
Issuance of common stock (in shares)	464
RSU Vesting (in shares)	125
Stock compensation		3,920		3,920
Net loss			(89,633)	(89,633)
Ending balance at Mar. 31, 2022	$ 20	$ 1,088,925	$ (634,442)	$ 454,503
Ending balance (in shares) at Mar. 31, 2022	196,980