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Subsequent Events | 6 Months Ended
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Jun. 30, 2012
Subsequent Events [Abstract] |
Subsequent Events [Text Block] | Subsequent Events On July 11, 2012, we acquired 13857 McLearen Road, a 202,000 square foot office property in Herndon, Virginia that was 100% leased, for $49 million. On July 23, 2012, we entered into the following interest rate swap derivatives that were each designated as a cash flow hedge of interest rate risk (dollars in thousands):
Notional Amount |  | Fixed Rate |  | Floating Rate Index |  | Effective Date |  | Expiration Date
$ | 100,000 |  |  | 0.8055 | % |  | One-Month LIBOR |  | 9/2/2014 |  | 9/1/2016
100,000 |  |  | 0.8100 | % |  | One-Month LIBOR |  | 9/2/2014 |  | 9/1/2016
100,000 |  |  | 1.6730 | % |  | One-Month LIBOR |  | 9/1/2015 |  | 8/1/2019
100,000 |  |  | 1.7300 | % |  | One-Month LIBOR |  | 9/1/2015 |  | 8/1/2019
On July 24, 2012, we sold 23 operating properties totaling 1.4 million square feet and a six acre land parcel in the Baltimore/Washington Corridor and Greater Baltimore regions for an aggregate sale price of $162 million. In July 2012, we called for redemption on August 6, 2012 of all of our Series G Preferred Shares of beneficial interest (the “Series G Preferred Shares”) at a price of $25.00 per share, or $55.0 million in the aggregate, plus accrued and unpaid dividends thereon through the date of redemption.

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- Definition The entire disclosure for significant events or transactions that occurred after the balance sheet date through the date the financial statements were issued or the date the financial statements were available to be issued. Examples include: the sale of a capital stock issue, purchase of a business, settlement of litigation, catastrophic loss, significant foreign exchange rate changes, loans to insiders or affiliates, and transactions not in the ordinary course of business. + References No definition available. + Details
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