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v3.3.1.900

Selected Quarterly Financial Data (Unaudited) (Details) - USD ($) $ / shares in Units, $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2015 | Sep. 30, 2015 | Jun. 30, 2015 | Mar. 31, 2015 | Dec. 31, 2014 | Sep. 30, 2014 | Jun. 30, 2014 | Mar. 31, 2014 | Dec. 31, 2015 | Dec. 31, 2014 | Dec. 31, 2013
Quarterly Financial Information Disclosure [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Real estate rental revenue | $ 79,102 |  | $ 78,243 |  | $ 74,226 |  | $ 74,856 |  | $ 74,359 |  | $ 73,413 |  | $ 72,254 |  | $ 68,611 |  | $ 306,427 | $ 288,637 | $ 263,024
Income (loss) from continuing operations |  |  |  |  |  |  |  |  | 2,309 |  | 3,658 |  | 1,368 |  | (2,265) |  | 89,187 | 5,070 | (193)
Income from operations of properties sold or held for sale - medical office segment |  |  |  |  |  |  |  |  | 0 |  | 0 |  | 0 |  | 546 |  |  |  |
Net income | 62,095 |  | 580 |  | (2,886) |  | 29,398 |  | 2,309 |  | 3,658 |  | 1,080 |  | 104,554 |  | 89,187 | 111,601 | 37,346
Net income attributable to the controlling interests | $ 62,133 |  | $ 647 |  | $ (2,546) |  | $ 29,506 |  | $ 2,330 |  | $ 3,668 |  | $ 1,087 |  | $ 104,554 |  | $ 89,740 | $ 111,639 | $ 37,346
Continuing operations - basic (in dollars per share) |  |  |  |  |  |  |  |  | $ 0.03 | [1] | $ 0.05 | [1] | $ 0.02 | [1] | $ (0.04) | [1] | $ 1.31 | $ 0.08 | $ 0.00
Continuing operations - diluted (in dollars per share) |  |  |  |  |  |  |  |  | 0.03 | [1] | 0.05 | [1] | 0.02 | [1] | (0.04) | [1] | 1.31 | 0.08 | 0.00
Net income per share, Basic | $ 0.91 | [1] | $ 0.01 | [1] | $ (0.04) | [1] | $ 0.43 | [1] | 0.03 | [1] | 0.05 | [1] | 0.02 | [1] | 1.56 | [1] | 1.31 | 1.67 | 0.55
Net income per share, Diluted | $ 0.91 | [1] | $ 0.01 | [1] | $ (0.04) | [1] | $ 0.43 | [1] | $ 0.03 | [1] | $ 0.05 | [1] | $ 0.02 | [1] | $ 1.56 | [1] | $ 1.31 | $ 1.67 | $ 0.55
Gain on sale of real estate | $ 59,400 |  |  |  | $ 1,500 |  | $ 30,300 |  |  |  |  |  |  |  |  |  | $ 91,107 | $ 570 | $ 0
Disposal Group, Including Discontinued Operation, Gain (Loss) on Disposal |  |  |  |  |  |  | $ 106,000 |  |  |  |  |  |  |  |  |  | 89,653 | 106,555 | 22,144
Real estate impairment |  |  |  |  | $ 5,900 |  |  |  |  |  |  |  |  |  |  |  | $ 5,909 | $ 0 | $ 0
[1] | With regard to per share calculations, the sum of the quarterly results may not equal full year results due to rounding.

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