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v3.24.2

Equity Incentive Plan (Details) - USD ($) $ / shares in Units, $ in Millions | 3 Months Ended | 6 Months Ended | 12 Months Ended |
--- | --- | --- | --- | ---
Jun. 30, 2024 | Jun. 30, 2023 | Jun. 30, 2024 | Jun. 30, 2023 | Dec. 31, 2023 | Dec. 31, 2022 | May 31, 2024
2024 Plan |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |
Issuance of Common stock |  |  |  |  |  |  | 2,000,000
Future issuances | 2,000,000 |  | 2,000,000 |  |  |  |
Restricted Shares |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |
Recognized share based compensation | $ 1.5 | $ 1.2 | $ 2.8 | $ 2.2 |  |  |
Unrecognized compensation, other than options | 12.3 |  | $ 12.3 |  |  |  |
Unrecognized compensation recognition period |  |  | 2 years 3 months 18 days |  |  |  |
Fair value inputs forfeiture rate |  |  | 0.00% |  |  |  |
Intrinsic value of restricted shares |  |  | $ 2.2 | 2.6 |  |  |
Shares Outstanding, granted |  |  | 101,000 |  |  |  |
Fair value of shares granted to directors |  |  | $ 57.51 |  |  |  |
Restricted Shares | Prior To 2023 [Member] |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |
Vesting period |  |  |  |  |  | 5 years |
Restricted Shares | During 2023 [Member] |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |
Vesting period |  |  |  |  | 3 years |  |
Restricted Shares | During 2024 [Member] |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |
Vesting period |  |  | 3 years |  |  |  |
Restricted Shares | Director |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |
Vesting period |  |  | 1 year |  |  |  |
Recognized share based compensation | 0.3 | 0.3 | $ 0.7 | 0.5 |  |  |
Unrecognized compensation, other than options | 0.7 |  | $ 0.7 |  |  |  |
Fair value inputs forfeiture rate |  |  | 0.00% |  |  |  |
Shares Outstanding, granted |  |  | 23,389 |  | 14,535 |  |
Fair value of shares granted to directors |  |  | $ 57.51 |  | $ 73.27 |  |
Performance units [Member] |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |
Vesting period |  |  | 3 years |  | 3 years |  |
Shares Outstanding, granted |  |  | 77,000 |  |  |  |
Fair value of shares granted to directors |  |  | $ 59.16 |  |  |  |
Performance units and shares [Member] |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |
Vesting period |  |  | 3 years |  | 3 years |  |
Fair value inputs forfeiture rate |  |  | 0.00% |  |  |  |
Amortization period of compensation expense |  |  | 5 years |  |  |  |
Shares Outstanding, granted |  |  | 23,000 |  |  |  |
Fair value of shares granted to directors |  |  | $ 63.42 |  |  |  |
Performance units and shares [Member] | 3 Year Performance period to be completed |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |
Vesting period |  |  | 3 years |  |  |  |
Recognized share based compensation | 0.8 | 0.6 | $ 1.4 | 1.0 |  |  |
Unrecognized compensation, other than options | 7.0 |  | $ 7.0 |  |  |  |
Unrecognized compensation recognition period |  |  | 2 years 3 months 18 days |  |  |  |
Vesting percentage |  |  | 50.00% |  |  |  |
Performance units and shares [Member] | 3 Year Performance period completed |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |
Vesting period |  |  | 3 years |  |  |  |
Recognized share based compensation | 0.1 | $ 0.1 | $ 0.3 | $ 0.3 |  |  |
Unrecognized compensation, other than options | $ 0.4 |  | $ 0.4 |  |  |  |
Unrecognized compensation recognition period |  |  | 1 year 2 months 12 days |  |  |  |
Vesting percentage |  |  | 50.00% |  |  |  |
Performance units and shares [Member] | Maximum |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |
Vesting period |  |  | 5 years |  |  |  |

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