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v3.23.2

Equity Plans - Narrative (Details) - USD ($) $ / shares in Units, $ in Thousands | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Jun. 30, 2023 | Jun. 30, 2022 | Jun. 30, 2023 | Jun. 30, 2022 | Apr. 26, 2023
Restricted stock and deferred restricted stock |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Unrecognized compensation costs | $ 7,121 |  | $ 7,121 |  |
Recognition period for unrecognized compensation cost |  |  | 1 year 11 months 26 days |  |
Restricted Stock Units (RSUs) |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Number of equity instruments granted (in shares) | 9,610 | 12,604 |  |  |
Grant date fair value of equity instruments granted (usd per share) | $ 75.28 | $ 58.04 |  |  |
Performance Shares |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Number of equity instruments granted (in shares) | 0 | 32 |  |  |
Grant date fair value of equity instruments granted (usd per share) |  | $ 66.14 |  |  |
Performance Shares | Minimum |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Target vesting percentage |  |  | 0.00% |  |
Performance Shares | Maximum |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Target vesting percentage |  |  | 150.00% |  |
Market-based RSU | Minimum |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Target vesting percentage |  |  | 0.00% |  |
Market-based RSU | Maximum |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Target vesting percentage |  |  | 200.00% |  |
Incentive Plan |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Remaining shares available for issuance (in shares) |  |  |  |  | 1,142,000
Incentive Plan | Restricted stock and deferred restricted stock |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Shares issuable upon exercise of incentive plan awards (in shares) | 156,299 |  | 156,299 |  |
Remaining shares available for issuance (in shares) | 1,132,390 |  | 1,132,390 |  |
Number of equity instruments granted (in shares) |  |  | 37,342 | 44,003 |
Service-based restricted stock vesting period | 1 year | 3 years | 1 year | 3 years |
Grant date fair value of equity instruments granted (usd per share) |  |  | $ 77.21 | $ 65.41 |
Incentive Plan | Performance Shares |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Number of equity instruments granted (in shares) |  |  | 31,345 | 33,653 |
Grant date fair value of equity instruments granted (usd per share) |  |  | $ 80.05 | $ 70.35 |
ESPP |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Remaining shares available for issuance (in shares) |  |  |  |  | 500,000
Unrecognized compensation costs | $ 34 |  | $ 34 |  |
Plan expense | $ 106 | $ 89 | $ 196 | $ 182 |

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