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v3.23.1

Stock Options and Restricted Stock Units- Additional Information (Details) - USD ($) $ / shares in Units, $ in Millions |  | 3 Months Ended | 12 Months Ended
--- | --- | --- | ---
Jan. 23, 2023 | Mar. 31, 2023 | Mar. 31, 2022 | Dec. 31, 2022
Stock Options and Restricted Stock Units |  |  |  |
Compensation cost related to non-vested stock options and restricted stock awards not yet recognized |  | $ 6.2 |  |
Weighted-average period over which compensation cost recognized |  | 23 months |  |
Grant date fair value |  | $ 1.79 | $ 3.10 |
Performance Shares |  |  |  |
Stock Options and Restricted Stock Units |  |  |  |
Number of shares, granted |  |  |  | 700,000
Restricted Stock Units |  |  |  |
Stock Options and Restricted Stock Units |  |  |  |
Number of shares, granted |  | 0 |  |
Compensation cost related to non-vested stock options and restricted stock awards not yet recognized |  | $ 2.8 |  |
Weighted-average period over which compensation cost recognized |  | 24 months |  |
Number of shares eligible to receive for each fully vested RSU |  |  | 1 |
2013 Stock Plan | Restricted Stock Units |  |  |  |
Stock Options and Restricted Stock Units |  |  |  |
Number of shares, granted |  | 200,000 |  |
2013 Stock Plan | Employee stock option |  |  |  |
Stock Options and Restricted Stock Units |  |  |  |
Number of options, Granted (in shares) |  | 25,000 | 1,479,558 |
2021 Stock Plan | Restricted Stock Units |  |  |  |
Stock Options and Restricted Stock Units |  |  |  |
Number of shares, granted |  | 500,000 |  |
Equity Plans | Restricted Stock Units |  |  |  |
Stock Options and Restricted Stock Units |  |  |  |
Number of shares, granted |  |  | 700,000 |
Non employee director | 2013 Stock Plan | Employee stock option |  |  |  |
Stock Options and Restricted Stock Units |  |  |  |
Number of options, Granted (in shares) | 25,000 |  | 110,000 |

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- Definition Amount of cost not yet recognized for nonvested award under share-based payment arrangement. + 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 (i) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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- Definition Weighted-average period over which cost not yet recognized is expected to be recognized for award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. + 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 (i) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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- Definition 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). + 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)(iii)(01) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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- Definition Net number of share options (or share units) granted during the period. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1)(iv)(01) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + 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://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (d)(1) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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