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Segment Reporting (Details) (USD $) In Thousands, unless otherwise specified | 3 Months Ended |
--- | --- | ---
Mar. 31, 2013 item | Mar. 31, 2012 | Dec. 31, 2012
Segment Reporting |  |  |
Number of operating segments | 4 |  |
Number of reportable segments | 3 |  |
Number of rehabilitation hospitals | 2 |  |
Segment reporting |  |  |
Number of previously reportable segments | 2 |  |
Revenues: |  |  |
Rental income | $ 114,373 | $ 109,505 |
Residents fees and services | 75,056 | 35,568 |
Total revenues | 189,429 | 145,073 |
Expenses: |  |  |
Depreciation | 38,302 | 33,377 |
Property operating expenses | 74,582 | 39,334 |
General and administrative | 8,648 | 7,685 |
Acquisition related costs | 1,903 | 688 |
Impairment of assets | 1,304 | 3,071 |
Total expenses | 124,739 | 84,155 |
Operating income (loss) | 64,690 | 60,918 |
Interest and other income | 173 | 482 |
Interest expense | (29,564) | (28,889) |
Equity in earnings of an investee | 76 | 45 |
Income before income tax expense | 35,375 | 32,556 |
Income tax expense | (140) | (204) |
Net income | 35,235 | 32,352 |
Total assets | 4,811,269 |  | 4,748,002
TRS |  |  |
Segment reporting |  |  |
Number of properties transferred | 10 |  |
Triple Net Senior Living Communities |  |  |
Revenues: |  |  |
Rental income | 56,765 | 58,824 |
Total revenues | 56,765 | 58,824 |
Expenses: |  |  |
Depreciation | 16,917 | 17,191 |
Total expenses | 16,917 | 17,191 |
Operating income (loss) | 39,848 | 41,633 |
Interest expense | (6,463) | (10,245) |
Income before income tax expense | 33,385 | 31,388 |
Net income | 33,385 | 31,388 |
Total assets | 1,910,293 | 2,003,386 |
Managed Senior Living Communities |  |  |
Revenues: |  |  |
Residents fees and services | 75,056 | 35,568 |
Total revenues | 75,056 | 35,568 |
Expenses: |  |  |
Depreciation | 6,849 | 3,706 |
Property operating expenses | 57,904 | 25,499 |
Total expenses | 64,753 | 29,205 |
Operating income (loss) | 10,303 | 6,363 |
Interest expense | (3,068) | (2,933) |
Income before income tax expense | 7,235 | 3,430 |
Net income | 7,235 | 3,430 |
Total assets | 954,155 | 730,879 |
MOBs |  |  |
Revenues: |  |  |
Rental income | 53,204 | 46,261 |
Total revenues | 53,204 | 46,261 |
Expenses: |  |  |
Depreciation | 13,588 | 11,532 |
Property operating expenses | 16,678 | 13,835 |
Impairment of assets | 1,304 | 3,071 |
Total expenses | 31,570 | 28,438 |
Operating income (loss) | 21,634 | 17,823 |
Interest expense | (1,348) | (412) |
Income before income tax expense | 20,286 | 17,411 |
Net income | 20,286 | 17,411 |
Total assets | 1,522,646 | 644,811 |
All Other Operations |  |  |
Revenues: |  |  |
Rental income | 4,404 | 4,420 |
Total revenues | 4,404 | 4,420 |
Expenses: |  |  |
Depreciation | 948 | 948 |
General and administrative | 8,648 | 7,685 |
Acquisition related costs | 1,903 | 688 |
Total expenses | 11,499 | 9,321 |
Operating income (loss) | (7,095) | (4,901) |
Interest and other income | 173 | 482 |
Interest expense | (18,685) | (15,299) |
Equity in earnings of an investee | 76 | 45 |
Income before income tax expense | (25,531) | (19,673) |
Income tax expense | (140) | (204) |
Net income | (25,671) | (19,877) |
Total assets | 424,175 | 1,004,745 |
Consolidated |  |  |
Revenues: |  |  |
Rental income | 114,373 | 109,505 |
Residents fees and services | 75,056 | 35,568 |
Total revenues | 189,429 | 145,073 |
Expenses: |  |  |
Depreciation | 38,302 | 33,377 |
Property operating expenses | 74,582 | 39,334 |
General and administrative | 8,648 | 7,685 |
Acquisition related costs | 1,903 | 688 |
Impairment of assets | 1,304 | 3,071 |
Total expenses | 124,739 | 84,155 |
Operating income (loss) | 64,690 | 60,918 |
Interest and other income | 173 | 482 |
Interest expense | (29,564) | (28,890) |
Equity in earnings of an investee | 76 | 46 |
Income before income tax expense | 35,375 | 32,556 |
Income tax expense | (140) | (204) |
Net income | 35,235 | 32,352 |
Total assets | $ 4,811,269 | $ 4,383,821 |

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