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Stock-Based Compensation Plans (Tables) | 9 Months Ended
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Sep. 30, 2023
Share-Based Payment Arrangement, Noncash Expense [Abstract] |
Schedule of Components of Stock Compensation Expense | The components of stock-based compensation expense were as follows:
| Three months ended September 30, |  | Nine months ended September 30,
| 2023 |  | 2022 |  | 2023 |  | 2022
| (in thousands) |  | (in thousands)
2023 Incentive Stock Plan | $ | 3,843 |  |  | $ | 3,098 |  |  | $ | 10,557 |  |  | $ | 10,732 |
Employee Stock Purchase Plan | 28 |  |  | 48 |  |  | 113 |  |  | 84 |
Total Stock Compensation Expense | $ | 3,871 |  |  | $ | 3,146 |  |  | $ | 10,670 |  |  | $ | 10,816 |
Schedule of Restricted Stock Activity | The following table summarizes the restricted stock activity during the nine months ended September 30, 2023:
| Shares
Balance of unvested shares as of December 31, 2022 | 495,948 |
Shares granted | 335,100 |
Shares forfeited | (1,999) |
Shares vested | (337,027) |
Balance of unvested shares as of September 30, 2023 | 492,022 |

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- Definition Tabular disclosure of cost recognized for award under share-based payment arrangement by plan. Includes, but is not limited to, related tax benefit. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480429/718-10-50-2 + Details
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- Definition Tabular disclosure of the changes in outstanding nonvested restricted stock units. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480429/718-10-50-2 + Details
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