Equity-Based Compensation (Tables)

12 Months Ended

Dec. 31, 2021

Share-Based Payment Arrangement [Abstract]

Schedule of outstanding stock warrants

	Phantom Share Rights
	Rights			Weighted- Average Remaining Contract Term	Profits Interests Units
Outstanding as of December 31, 2019		50		3.4 years		—
Granted		—				165
Exercised		—				—
Forfeited		—				(165	)
Outstanding as of December 31, 2020		50		2.4 years		—
Exercisable as of December 31, 2020		26		2.4 years		—
Outstanding as of December 31, 2020		50		2.4 years		—
Granted		—				—
Exercised		—				—
Forfeited		(50	)			—
Outstanding at December 31, 2021		—		—		—

Schedule of the fair value determined using a black-scholes valuation model

	As of and for the year ended December 31, 2020
	Phantom Share Rights		Profits Interests Units
Expected term (years)		2.0 – 2.6 years		2.3 – 2.7 years
Expected volatility		90.3% – 95.5%		77.6% – 100.9%
Risk-free interest rate		.13% – .16%		.18% – .24%
Expected dividend yield		0%		0%

	Stock Options
Expected term (years)		2.3
Expected volatility		94.3	%
Risk-free interest rate		0.24	%
Expected dividend yield		0	%
Per-share weighted average grant date fair value	$	0.34

Schedule of stock option activity

	Stock Option Awards			Weighted-Average Exercise Price		Average Remaining Life (Years)		Aggregate Intrinsic Value
Beginning of year		—		$	—
Granted		4,876,628		$	3.78
Exercised		(208	)	$	3.78
Forfeited		(7,019	)	$	3.78
End of year		4,869,401		$	3.78		4.25	$	26,149
Exercisable at end of year		3,192,905		$	3.78		4.22	$	17,146

Schedule of the equity-based compensation expense

	2021			2020
Research and development	$	(19	)	$	(104	)
Selling, general and administrative		150			1,024
Total equity-based compensation expense	$	131		$	920