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Stock Option Plans (Tables)

12 Months Ended

Jan. 31, 2021

Share-based Payment Arrangement [Abstract]

Schedule of Fair Value Option Award

The assumptions for the periods indicated are noted in the following table.

Weighted average Black-Scholes-Merton fair value assumptions

		Year Ending January 31,
		2021		2020
Risk free interest rate		0.34% - 0.37%		1.47% - 2.53%
Expected life		3.97 years - 5.97 years		3.98 years - 6.00 years
Expected volatility		53% - 64%		49% - 51%
Expected dividend yield		0.0%		0.0%

Summary of Company's Stock Option Activity

The following table presents a summary of the Company’s stock option activity for the fiscal year ended January 31, 2021:

		Number of Shares (in thousands)				Weighted Average Exercise Price				Weighted Average Remaining Contractual Term (in years)				Aggregate Intrinsic Value (in thousands)
Outstanding, January 31, 2020			2,440			$	4.51				7.08			$	20
Granted			320				1.47
Exercised			—				—
Forfeited			(41	)			4.63
Expired			(133	)			5.31
Outstanding, January 31, 2021			2,586			$	4.09				6.58			$	223
Exercisable at January 31, 2021			1,778			$	4.63				5.71			$	—
Vested and expected to vest at January 31, 2021			2,562			$	4.12				6.55			$	213

Restricted Stock and Changes During Period

Restricted stock as of January 31, 2021 and changes during the fiscal year ended January 31, 2021 were as follows:

		Year Ended January 31, 2021
		Number of Shares (in thousands)				Weighted Average Grant Date Fair Value
Unvested, beginning of period			37			$	3.98
Granted			15				1.25
Vested			(12	)			3.98
Canceled			—				—
Unvested, end of period			40			$	2.94

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Tabular disclosure of the number and weighted-average grant date fair value for restricted stock units that were outstanding at the beginning and end of the year, and the number of restricted stock units that were granted, vested, or forfeited during the year.

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-Name Accounting Standards Codification
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Tabular disclosure for stock option plans. Includes, but is not limited to, outstanding awards at beginning and end of year, grants, exercises, forfeitures, and weighted-average grant date fair value.

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Tabular disclosure of the significant assumptions used during the year to estimate the fair value of employee stock purchase plans, including, but not limited to: (a) expected term, (b) expected volatility of the entity's shares, (c) expected dividends, (d) risk-free rate(s), and (e) discount for post-vesting restrictions.

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