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Segment Information (Tables) | 12 Months Ended
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Dec. 31, 2017
Notes To Financial Statements [Abstract] |
Revenues and NOI for each reportable segment | Revenues and NOI for each reportable segment for the years ended December 31, 2017, 2016 and 2015 were as follows (in thousands):
| 2017 |  | 2016 |  | 2015 (1)
Revenues: |  |  |  |  |  |  |  |
Same Store | $ | 1,021,138 |  |  | $ | 992,721 |  |  | $ | 940,634 |
Non-Same Store and Other | 507,849 |  |  | 132,627 |  |  | 102,145 |
Total rental and other property revenues | $ | 1,528,987 |  |  | $ | 1,125,348 |  |  | $ | 1,042,779 |
NOI: |  |  |  |  |  |  |  |
Same Store | $ | 640,748 |  |  | $ | 620,567 |  |  | $ | 581,407 |
Non-Same Store and Other | 311,508 |  |  | 81,425 |  |  | 60,727 |
Total NOI | 952,256 |  |  | 701,992 |  |  | 642,134 |
Depreciation and amortization | (493,708 | ) |  | (322,958 | ) |  | (294,520 | )
Property management expenses | (43,588 | ) |  | (34,093 | ) |  | (30,990 | )
General and administrative expenses | (40,194 | ) |  | (29,040 | ) |  | (25,716 | )
Merger and integration expenses | (19,990 | ) |  | (40,823 | ) |  | — |
Interest expense | (154,751 | ) |  | (129,947 | ) |  | (122,344 | )
Gain on sale of depreciable real estate assets | 127,386 |  |  | 80,397 |  |  | 189,958 |
Income tax expense | (2,619 | ) |  | (1,699 | ) |  | (1,673 | )
Gain on sale of non-depreciable real estate assets | 21 |  |  | 2,171 |  |  | 172 |
Other non-operating income (expense) | 14,353 |  |  | (1,839 | ) |  | (6,274 | )
Gain (loss) from real estate joint ventures | 1,370 |  |  | 241 |  |  | (2 | )
Net income attributable to noncontrolling interests | (12,157 | ) |  | (12,180 | ) |  | (18,458 | )
Dividends to MAA Series I preferred shareholders | (3,688 | ) |  | (307 | ) |  | — |
Net income available for MAA common shareholders | $ | 324,691 |  |  | $ | 211,915 |  |  | $ | 332,287 |
(1) The 2015 column shows the segment break down based on the 2016 Same Store portfolio. A comparison using the 2017 Same Store portfolio would not be comparative due to the nature of the segment classification.
Assets for each reportable segment | Assets for each reportable segment as of December 31, 2017 and 2016 were as follows (in thousands):
| December 31, 2017 |  | December 31, 2016
Assets |  |  |  |  |
Same Store | $ | 5,722,096 |  |  | $ | 5,895,068 |
Non-Same Store and Other | 5,570,003 |  |  | 5,479,780 |
Corporate assets | 199,820 |  |  | 229,643 |
Total assets | $ | 11,491,919 |  |  | $ | 11,604,491 |

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