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Share-based Compensation Stock Incentive Plans - Share-based Compensation Expense and Valuation Information (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended | 12 Months Ended
--- | --- | --- | ---
Jun. 30, 2023 | Jun. 30, 2022 | Jun. 30, 2023 | Jun. 30, 2022 | Dec. 31, 2022 | Dec. 31, 2021
Share-based Compensation Expense |  |  |  |  |  |
Share-based compensation expense | $ 1.1 | $ 1.7 | $ 2.5 |  | $ 5.9 | $ 5.2
Assumptions |  |  |  |  |  |
Expected dividend yield |  |  |  |  | 0.00% | 0.00%
ABP Sub Inc. 2019 Incentive Award Plan |  |  |  |  |  |
Share-based Compensation Expense |  |  |  |  |  |
Share-based compensation expense | 1.1 | 1.7 | 2.5 | $ 3.2 | $ 5.9 | $ 5.2
Assumptions |  |  |  |  |  |
Expected volatility, minimum |  |  |  |  | 47.00% | 56.00%
Expected volatility, maximum |  |  |  |  | 61.00% | 60.00%
Risk-free interest rate, minimum |  |  |  |  | 1.87% | 0.79%
Risk-free interest rate, maximum |  |  |  |  | 3.92% | 1.33%
ABP Sub Inc. 2019 Incentive Award Plan | Minimum |  |  |  |  |  |
Assumptions |  |  |  |  |  |
Expected life (in years) |  |  |  |  | 5 years 9 months | 5 years 3 months 18 days
ABP Sub Inc. 2019 Incentive Award Plan | Maximum |  |  |  |  |  |
Assumptions |  |  |  |  |  |
Expected life (in years) |  |  |  |  | 6 years 3 months | 6 years 3 months
Selling, general and administrative expenses |  |  |  |  |  |
Share-based Compensation Expense |  |  |  |  |  |
Share-based compensation expense | 1.0 | 1.5 | 2.2 |  | $ 4.6 | $ 4.4
Research and development expenses |  |  |  |  |  |
Share-based Compensation Expense |  |  |  |  |  |
Share-based compensation expense | $ 0.1 | $ 0.2 | $ 0.3 |  | $ 1.3 | $ 0.8

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- Definition Amount of expense for award under share-based payment arrangement. Excludes amount capitalized. + 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 (h)(1)(i) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Definition The estimated dividend rate (a percentage of the share price) to be paid (expected dividends) to holders of the underlying shares over the option's term. + 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 (f)(2)(iii) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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- Definition The estimated measure of the maximum percentage by which a share price is expected to fluctuate during a period. Volatility also may be defined as a probability-weighted measure of the dispersion of returns about the mean. The volatility of a share price is the standard deviation of the continuously compounded rates of return on the share over a specified period. That is the same as the standard deviation of the differences in the natural logarithms of the stock prices plus dividends, if any, over the period. + References No definition available. + Details
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- Definition The estimated measure of the minimum percentage by which a share price is expected to fluctuate during a period. Volatility also may be defined as a probability-weighted measure of the dispersion of returns about the mean. The volatility of a share price is the standard deviation of the continuously compounded rates of return on the share over a specified period. That is the same as the standard deviation of the differences in the natural logarithms of the stock prices plus dividends, if any, over the period. + References No definition available. + Details
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- Definition The maximum risk-free interest rate assumption that is used in valuing an option on its own shares. + References No definition available. + Details
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- Definition The minimum risk-free interest rate assumption that is used in valuing an option on its own shares. + References No definition available. + Details
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- Definition Expected term of 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 (f)(2)(i) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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