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MAALP Capital (Details) - USD ($) $ in Thousands | 6 Months Ended | 12 Months Ended
--- | --- | ---
Jun. 30, 2017 | Jun. 30, 2016 | Dec. 31, 2016
Increase (Decrease) in Partners' Capital [Roll Forward] |  |  |
Dividends, Preferred Stock, Cash |  | $ 0 |
General Partners' Capital Account [Member] |  |  |
Increase (Decrease) in Partners' Capital [Roll Forward] |  |  |
Units Issued During Period, Value, Unit Options Exercised | $ 218 |  |
Total Partnership Capital [Member] |  |  |
Increase (Decrease) in Partners' Capital [Roll Forward] |  |  |
Units Issued During Period, Value, Unit Options Exercised | 218 |  |
Limited Partner [Member] |  |  |
Capital Disclosure [Line Items] |  |  |
Noncontrolling Interest in Joint Ventures | 2,306 |  | $ 2,306
Increase (Decrease) in Partners' Capital [Roll Forward] |  |  |
Dividends, Preferred Stock, Cash | 1,844 | 0 |
Limited Partner [Member] | General Partners' Capital Account [Member] |  |  |
Increase (Decrease) in Partners' Capital [Roll Forward] |  |  |
Beginning Balance | 6,337,721 | 2,993,696 | 2,993,696
Net Income Allocated to General Partners | 88,376 | 88,557 |
Issuance of units | 16 | 186 |
Units repurchased and retired | (4,782) | (1,742) |
General partner units issued in exchange for limited partner units | 265 | 158 |
Units issued in exchange for redeemable units | 1,482 | 123 |
Redeemable stock fair market value | (719) | (1,518) |
Adjustment for noncontrolling interest ownership in operating partnership | 139 | 54 |
Amortization of unearned compensation | 5,625 | 4,383 |
Distributions | (197,680) | (123,852) |
Ending Balance | 6,230,661 | 2,960,045 | 6,337,721
Limited Partner [Member] | Total Partnership Capital [Member] |  |  |
Increase (Decrease) in Partners' Capital [Roll Forward] |  |  |
Beginning Balance | 6,642,082 | 3,157,804 | 3,157,804
Net Income Available for Common Unitholders | 93,571 | 93,438 |
Other comprehensive (loss) income - derivatives insturments (cash flow hedges) | (425) | (2,702) |
Issuance of units | 2,023 | 186 |
Units repurchased and retired | (4,782) | (1,742) |
General partner units issued in exchange for limited partner units | 0 | 0 |
Units issued in exchange for redeemable units | 1,482 | 123 |
Redeemable stock fair market value | (719) | (1,518) |
Adjustment for noncontrolling interest ownership in operating partnership | 0 | 0 |
Amortization of unearned compensation | 5,625 | 4,383 |
Distributions | (205,008) | (130,672) |
Dividends, Preferred Stock, Cash | 1,844 |  |
Ending Balance | 6,532,223 | 3,119,300 | 6,642,082
Limited Partner [Member] | Limited Partner [Member] |  |  |
Increase (Decrease) in Partners' Capital [Roll Forward] |  |  |
Beginning Balance | 235,976 | 165,726 | 165,726
Net Income Allocated to Limited Partners | 3,351 | 4,881 |
General partner units issued in exchange for limited partner units | (265) | (158) |
Adjustment for noncontrolling interest ownership in operating partnership | (139) | (54) |
Distributions | (7,328) | (6,820) |
Ending Balance | 231,595 | 163,575 | 235,976
Limited Partner [Member] | AOCI Attributable to Noncontrolling Interest [Member] |  |  |
Increase (Decrease) in Partners' Capital [Roll Forward] |  |  |
Beginning Balance | 1,246 | (1,618) | (1,618)
Other comprehensive (loss) income - derivatives insturments (cash flow hedges) | (425) | (2,702) |
Ending Balance | 821 | (4,320) | 1,246
Accumulated Distributions in Excess of Net Income [Member] |  |  |
Increase (Decrease) in Partners' Capital [Roll Forward] |  |  |
Redeemable stock fair market value |  | $ (1,518) |
Accumulated Distributions in Excess of Net Income [Member] | Limited Partner [Member] |  |  |
Increase (Decrease) in Partners' Capital [Roll Forward] |  |  |
Issuance of units | 2,007 |  | $ 64,833
Dividends, Preferred Stock, Cash | 1,844 |  |
Preferred Stock Including Additional Paid in Capital [Member] | Limited Partner [Member] |  |  |
Increase (Decrease) in Partners' Capital [Roll Forward] |  |  |
Ending Balance | $ 66,840 |  |

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