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Discontinued Operations Discontinued Operations (Tables) | 3 Months Ended
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Mar. 31, 2013
Discontinued Operations and Disposal Groups [Abstract] |
Revenue And Expense Information For Property Classified As Discontinued Operations [Table Text Block] | For the three-month period ended March 31, 2013, income from discontinued operations relates to the eight properties sold by the Company during 2013. The following table summarizes the revenue and expense information for properties classified as discontinued operations for the three-month period ended March 31, 2013 (in thousands):
| Three-month period ended March 31, 2013
Revenue: |
Rents | $ | 2,818 |
Tenant reimbursements | 323 |
Other | 20 |
Total revenue | 3,161 |
Expenses: |
Property operating expenses | 1,089 |
Real estate taxes | 332 |
Depreciation and amortization | 1,122 |
Total operating expenses | 2,543 |
Income from discontinued operations before gain on sale of interests in real estate | 618 |
Net gain on disposition of discontinued operations | 5,304 |
Income from discontinued operations | $ | 5,922 |
For the three-month period ended March 31, 2012, income from discontinued operations relates to the 22 properties sold by the Company from January 1, 2012 through March 31, 2013. The following table summarizes the revenue and expense information for properties classified as discontinued operations for the three-month period ended March 31, 2012 (in thousands):
| Three-month period ended March 31, 2012
Revenue: |
Rents | $ | 8,650 |
Tenant reimbursements | 727 |
Termination fees | 7 |
Other | 23 |
Total revenue | 9,407 |
Expenses: |
Property operating expenses | 2,487 |
Real estate taxes | 1,036 |
Depreciation and amortization | 3,357 |
Total operating expenses | 6,880 |
Income from discontinued operations before gain on sale of interests in real estate | 2,527 |
Net gain on disposition of discontinued operations | 14,668 |
Income from discontinued operations | $ | 17,195 |

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