Stock-Based Compensation - Restricted stock (Details) - RSU - $ / shares	12 Months Ended
Mar. 31, 2023	Mar. 31, 2022
Number of Shares
Balance at beginning of period (in shares)	954,775	935,397
Restricted stock granted (in shares)	333,585	342,640
Restricted stock vested (in shares)	(403,157)	(305,982)
Restricted stock canceled (in shares)	(69,181)	(17,280)
Balance at end of period (in shares)	816,022	954,775
Weighted-Average Grant Date Fair Value Per Share
Restricted stock at beginning of period (in usd per share)	$ 4.61	$ 3.96
Restricted stock granted (in usd per share)	5.16	6.31
Restricted stock vested (in usd per share)	5.93	3.98
Restricted stock canceled (in usd per share)	5.66	3.98
Restricted stock at end of period (in usd per share)	$ 5.74	$ 4.61

No definition available.

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The number of equity-based payment instruments, excluding stock (or unit) options, that were forfeited during the reporting period.

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Weighted average fair value as of the grant date of equity-based award plans other than stock (unit) option plans that were not exercised or put into effect as a result of the occurrence of a terminating event.

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The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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- Definition

The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(2)(ii)
-URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901

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-Publisher FASB
-Name Accounting Standards Codification
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Per share or unit weighted-average fair value of nonvested award under share-based payment arrangement. Excludes share and unit options.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
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-Publisher FASB
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The number of equity-based payment instruments, excluding stock (or unit) options, that vested during the reporting period.

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The weighted average fair value as of grant date pertaining to an equity-based award plan other than a stock (or unit) option plan for which the grantee gained the right during the reporting period, by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash in accordance with the terms of the arrangement.

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