Stock-Based Compensation (Tables)

3 Months Ended

Mar. 31, 2023

Stock-Based Compensation

Summary of the status of restricted stock units

				Average
		Weighted		Remaining
	Number	Average Grant		Contractual Life	Aggregate
	of Units	Date Fair Value		(Years)	Intrinsic Value
Outstanding Balance as of December 31, 2022	1,515	$	33.00	0.41	$	50
Granted	—		—
Forfeited	—		—
Vested	—		—
Outstanding Balance as of March 31, 2023	1,515	$	33.00	0.17	$	50

Schedule of stock option activity

						Average
		Weighted		Weighted		Remaining
		Average Grant		Average		Vesting Period	Aggregate
	Outstanding	Date Fair Value		Exercise Price		(Years)	Intrinsic Value (2)
Outstanding Balance as of December 31, 2022	70,384	$	112.77	$	235.59	0.20	$	—
Granted	—		—
Exercised	—		—
Forfeited	(1,536)		121.07
Expired	—		—
Outstanding Balance as of March 31, 2023 (1)	68,848	$	112.59	$	235.59	0.14	$	—

(1) 50,622 of the outstanding options are exercisable as of March 31, 2023.

(2) Exercise prices of all of the outstanding options as of March 31, 2023 were higher than the market price of the shares of the Company. Therefore, aggregate intrinsic value is zero.

Summary of activity for the market performances of RSU

				Weighted Average
		Weighted		Period Over
	Number	Average		Which Expected
	of Units	Fair Value		to be Recognized
Outstanding Balance as of December 31, 2022	425,000	$	9.10	2.98
Granted	—		—
Forfeited	—		—
Vested	—		—
Outstanding Balance as of March 31, 2023	425,000	$	9.10	2.98