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Stock-Based Compensation - Nonvested Stock Options (Details)	12 Months Ended
	Jan. 31, 2022 $ / shares shares
Share-based Compensation Arrangement by Share-based Payment Award, Options, Nonvested, Number of Shares [Roll Forward]
Options, nonvested, beginning of the period (in shares) | shares	544,911
Options granted (in shares) | shares	0
Options vested (in shares) | shares	(344,515)
Options forfeited (in shares) | shares	(396)
Options, nonvested, end of the period (in shares) | shares	200,000
Share-based Compensation Arrangement by Share-based Payment Award, Options, Nonvested, Weighted Average Grant Date Fair Value [Abstract]
Nonvested, options, weighted-average grant date fair value, beginning of period (in dollars per share) | $ / shares	$ 5.55
Options granted, weighted-average grant date fair value (in dollars per share) | $ / shares	0
Options vested, weighted-average grant date fair value (in dollars per share) | $ / shares	5.25
Options forfeited, weighted-average grant date fair value (in dollars per share) | $ / shares	5.95
Nonvested, options, weighted-average grant date fair value, end of period (in dollars per share) | $ / shares	$ 6.06

X

- Definition

Gross number of share options (or share units) granted during the period.

+ References

No definition available.

+ Details

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- Definition

The weighted average grant-date fair value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (d)(1)
-URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901

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- Definition

Number of non-vested options outstanding.

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- Definition

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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- Definition

Number of non-vested options forfeited.

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- Definition

Weighted average grant-date fair value of non-vested options forfeited.

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