Equity (Details) - USD ($) $ / shares in Units, $ in Millions |
6 Months Ended | |
|---|---|---|
Jun. 30, 2015 |
Jun. 30, 2014 |
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| Class of Stock [Line Items] | ||
| Number of operating partnerships units converted into common shares (in units) | 158,000 | 78,498 |
| Common Shares | ||
| Class of Stock [Line Items] | ||
| Shares issued to the public (in units/ shares) | 890,241 | |
| Weighted average price per share of stock issued | $ 30.29 | |
| Net proceeds of stock issuance | $ 26.6 | |
| Commission costs | 0.4 | |
| Remaining capacity under ATM Plan | $ 84.0 | |
| Corporate Office Properties, L.P. | Common Shares | ||
| Class of Stock [Line Items] | ||
| Shares issued to the public (in units/ shares) | 890,241 | 0 |
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- Definition At Market Stock, Offering Program Established, Remaining Capacity No definition available.
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- Definition Issuance of Stock, Weighted Average Price Per Share No definition available.
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- Definition Proceeds from Issuance of Common Stock, Net of Issuance Costs No definition available.
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available.
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- Definition The cash outflow for cost incurred directly with the issuance of an equity security. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition The number of shares issued during the period upon the conversion of units. An example of a convertible unit is an umbrella partnership real estate investment trust unit (UPREIT unit). Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Number of new stock issued during the period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Details
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