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Stock-Based Compensation - Schedule of Stock-based Compensation Activity (Details) | 3 Months Ended
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Mar. 31, 2024 $ / shares shares
2024 BLA PSU | Minimum |
Weighted Average Granted Date Fair Value |
Payout opportunity target | 0.00%
2024 BLA PSU | Maximum |
Weighted Average Granted Date Fair Value |
Payout opportunity target | 100.00%
TSR PSU |
Weighted Average Granted Date Fair Value |
Payout opportunity target | 100.00%
TSR PSU | Minimum |
Weighted Average Granted Date Fair Value |
Payout opportunity target | 0.00%
TSR PSU | Maximum |
Weighted Average Granted Date Fair Value |
Payout opportunity target | 200.00%
Stock options |
Target Shares or Units |
Stock options granted (in shares) | 0
Weighted Average Granted Date Fair Value |
Stock options granted (in USD per share) | $ / shares | $ 0
Vesting period | 4 years
Restricted stock units |
Target Shares or Units |
Stock units granted (in shares) | 787,688
Weighted Average Granted Date Fair Value |
Stock options/units granted (in USD per share) | $ / shares | $ 9.05
Vesting period | 4 years
Performance Stock Units |
Target Shares or Units |
Stock units granted (in shares) | 911,400
Weighted Average Granted Date Fair Value |
Stock options/units granted (in USD per share) | $ / shares | $ 8.92
Performance Stock Units | 2024 BLA PSU |
Target Shares or Units |
Stock units granted (in shares) | 487,400
Weighted Average Granted Date Fair Value |
Vesting period | 1 year
Performance Stock Units | TSR PSU |
Target Shares or Units |
Stock units granted (in shares) | 424,400
Weighted Average Granted Date Fair Value |
Vesting period | 3 years
Shares authorized for issuance (in shares) | 848,800
Inducement Shares, Stock Options |
Target Shares or Units |
Stock options granted (in shares) | 18,700
Weighted Average Granted Date Fair Value |
Stock options granted (in USD per share) | $ / shares | $ 6.04
Inducement Shares, Stock Options | Inducement Shares |
Weighted Average Granted Date Fair Value |
Vesting period | 3 years
Inducement Shares, Restricted Stock Units |
Target Shares or Units |
Stock units granted (in shares) | 310,000
Weighted Average Granted Date Fair Value |
Stock options/units granted (in USD per share) | $ / shares | $ 7.00
Inducement Shares, Restricted Stock Units | Inducement Shares |
Weighted Average Granted Date Fair Value |
Vesting period | 4 years

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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 -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c)(2)(iii)(01) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480429/718-10-50-2 + Details
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- Definition 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). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c)(2)(iii)(01) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480429/718-10-50-2 + Details
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- Definition Number of shares authorized for issuance under share-based payment arrangement. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (a)(3) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480429/718-10-50-2 + Details
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- Definition Gross number of share options (or share units) granted during the period. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c)(1)(iv)(01) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480429/718-10-50-2 + 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 -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (d)(1) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480429/718-10-50-2 + Details
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