CONSOLIDATED BALANCE SHEETS (Parenthetical) - USD ($) $ in Thousands	Dec. 31, 2021	Jan. 04, 2021	Dec. 31, 2020	Dec. 31, 2019
Statement of Financial Position [Abstract]
Accounts receivable, allowance for doubtful accounts	$ 79		$ 0	$ 0
Preferred stock, par value (in dollars per share)	$ 0.0001		$ 0.0001
Preferred stock, shares authorized (in shares)	10,000,000		10,000,000
Preferred stock, shares issued (in shares)	0		0
Preferred stock, shares outstanding (in shares)	0		0
Common stock, par value (in dollars per share)	$ 0.0001		$ 0.0001
Common stock, shares authorized (in shares)	1,000,000,000		1,000,000,000
Common stock, shares issued (in shares)	12,193,378	12,200,378	6,123,432
Common stock, shares outstanding (in shares)	12,193,378	12,200,378	6,123,432