Equity (Tables)

6 Months Ended

Jun. 30, 2022

Equity [Abstract]

Schedule of restricted stock unit activity

	Shares			Weighted Average Grant Date Fair Value
Outstanding as of December 31, 2021		1,147,250		$	3.78
Granted		440,841			1.20
Canceled		(106,000	)		2.86
Vested and released		(354,107	)		3.02
Outstanding as of June 30, 2022		1,127,984		$	3.10
Vested as of June 30, 2022		452,617		$	4.01
Unvested as of June 30, 2022		675,367		$	2.48

For the six months ended June 30, 2022, the aggregate fair value of RSUs at the time of vesting was $527,699.

As of June 30, 2022, the Company had approximately $910,000 of unrecognized stock-based compensation expense related to RSUs, which will be amortized over approximately sixteen months.

For the six months ended June 30, 2021, a summary of RSU activity is as follows:

	Shares			Weighted Average Grant Date Fair Value
Outstanding as of December 31, 2020		100,000		$	1.34
Granted		631,402			5.31
Canceled		(91,667	)		5.40
Vested and released		(100,000	)		1.34
Outstanding as of June 30, 2021		539,753		$	5.30
Vested as of June 30, 2021		323,067		$	5.23
Unvested as of June 30, 2021		216,668		$	5.40

Schedule of options activity

	Shares			Weighted Average Exercise Price		Weighted Average Fair Value		Weighted Average Remaining Contractual Term (Years)		Aggregate Intrinsic Value
Outstanding as of December 31, 2021		2,541,667		$	2.88	$	1.57		4.27	$	1,244,029
Granted		260,000			0.91		0.43		3.02		—
Exercised		(150,000	)		0.41		0.30		—		35,415
Expired/Forfeited		(199,419	)		6.11		3.28		—		—
Outstanding as of June 30, 20220		2,452,248		$	2.56	$	1.39		3.61	$	240,897
Exercisable as of June 30, 2022		1,759,030		$	2.36	$	1.30		3.34	$	240,897

Schedule of Share-Based Payment Award, Stock Options, Valuation Assumptions [Table Text Block]

	June 30,
	2022			2021
Stock price	$	0.65		$	5.27
Dividend yield		—	%		—	%
Expected life (years)		3.02			3.01
Expected volatility		69.91	%		84.16	%
Risk-free interest rate		2.73	%		0.32	%