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v3.23.3

Share-Based Compensation - Schedule of Payouts for Defined Performance under PB-PIUs (Details) - Performance-based PIU's | Jan. 01, 2023
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Potential earned PSUs payout for defined levels of performance under awards |
Earned PB-PIUs payout granted on 75th or greater percentile rank | 100.00%
Earned PB-PIUs payout granted on 50th percentile rank | 50.00%
Earned PB-PIUs payout granted on 25th percentile rank | 25.00%
Earned PB-PIUs payout granted on percentile rank below 25th | 0.00%

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- References No definition available. + Details
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Namespace Prefix: | ofc_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Represents the earned payout, as a percentage of units granted, if the entity's total shareholder return relative to a peer group of companies ranks at the 25th percentile. + References No definition available. + Details
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Namespace Prefix: | ofc_
Data Type: | dtr-types1:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Represents the earned payout, as a percentage of units granted, if the entity's total shareholder return relative to a peer group of companies ranks at the 50th percentile. + References No definition available. + Details
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Namespace Prefix: | ofc_
Data Type: | dtr-types1:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Represents the earned payout, as a percentage of units granted, if the entity's total shareholder return relative to a peer group of companies ranks at the 75th percentile or greater. + References No definition available. + Details
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Namespace Prefix: | ofc_
Data Type: | dtr-types1:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Represents the earned payout percentage based on percentile rank below 25. + References No definition available. + Details
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Namespace Prefix: | ofc_
Data Type: | dtr-types1:percentItemType
Balance Type: | na
Period Type: | duration

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- Details
Name: | us-gaap_AwardTypeAxis=ofc_PerformancebasedPIUsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |