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Share-Based Compensation (Tables) | 6 Months Ended
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Jun. 30, 2024
Share-Based Payment Arrangement [Abstract] |
Schedule of restricted share and TB-PIU activity | The following table summarizes restricted shares activity under our share-based compensation plans for the six months ended June 30, 2024:
|  | Number of Shares |  | Weighted Average Grant Date Fair Value
Unvested as of December 31, 2023 |  | 353,455 |  |  | $ | 25.82 |
Granted |  | 159,152 |  |  | $ | 24.58 |
Forfeited |  | (17,127) |  |  | $ | 25.88 |
Vested |  | (146,146) |  |  | $ | 25.80 |
Unvested as of June 30, 2024 |  | 349,334 |  |  | $ | 25.26 |
The following table summarizes TB-PIUs activity under our share-based compensation plans for the six months ended June 30, 2024:
|  | Number of TB-PIUs |  | Weighted Average Grant Date Fair Value
Unvested as of December 31, 2023 |  | 194,415 |  |  | $ | 25.76 |
Granted |  | 127,795 |  |  | $ | 24.57 |
Vested |  | (93,577) |  |  | $ | 25.63 |
Unvested as of June 30, 2024 |  | 228,633 |  |  | $ | 25.15 |
Schedule of payouts for defined performance under PB-PIUs | The number of earned awards following the end of the performance period will be determined based on the percentile rank of COPT Defense’s total shareholder return (“TSR”) relative to a peer group of companies, as set forth in the following schedule:
Percentile Rank |  | Earned PB-PIUs Payout %
75th or greater |  | 100% of PB-PIUs granted
50th (target) |  | 50% of PB-PIUs granted
25th |  | 25% of PB-PIUs granted
Below 25th |  | 0% of PB-PIUs granted

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- Definition Schedule of payouts for defined performance under performance-based awards of share-based compensation + References No definition available. + Details
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- Definition Tabular disclosure of the changes in outstanding nonvested shares. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -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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