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MAALP Capital - Summary of Changes in Total Capital and its Components (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2021 | Sep. 30, 2020 | Sep. 30, 2021 | Sep. 30, 2020
Increase (Decrease) in Partners' Capital [Roll Forward] |  |  |  |
Dividends on preferred stock | $ (922) | $ (922) | $ (2,766) | $ (2,766)
M A A L P |  |  |  |
Increase (Decrease) in Partners' Capital [Roll Forward] |  |  |  |
Beginning Balance | 6,120,648 | 6,171,558 | 6,088,389 | 6,289,440
Net Income Available for Common Unitholders | 87,047 | 62,036 | 359,786 | 177,716
Other comprehensive income - derivative instruments |  | 279 | 835 | 810
Issuance of units | (103) | 33 | (436) | (344)
Units repurchased and retired |  |  | (9,043) | (5,657)
Exercise of unit options | 12 |  | 1,478 | 71
Redeemable stock fair market value adjustment | (2,356) | (155) | (7,545) | 1,659
Amortization of unearned compensation | 4,007 | 4,380 | 14,151 | 12,533
Dividends on preferred stock | (922) | (922) | (2,766) | (2,766)
Distributions | (121,504) | (118,235) | (364,506) | (355,090)
Contribution from noncontrolling interest | 3,204 | 262 | 9,968 | 864
Ending Balance | 6,090,311 | 6,119,236 | 6,090,311 | 6,119,236
M A A L P | Limited Partner [Member] |  |  |  |
Increase (Decrease) in Partners' Capital [Roll Forward] |  |  |  |
Beginning Balance | 185,340 | 209,894 | 206,927 | 214,647
Net income | 2,568 | 2,126 | 11,636 | 6,096
General partnership units issued in exchange for limited partnership units | (11,108) | (21) | (33,272) | (471)
Adjustment for limited partners’ capital at redemption value | (52) | (61) | (587) | (216)
Distributions | (3,486) | (3,866) | (11,338) | (11,984)
Ending Balance | 173,366 | 208,072 | 173,366 | 208,072
M A A L P | General Partners' Capital Account [Member] |  |  |  |
Increase (Decrease) in Partners' Capital [Roll Forward] |  |  |  |
Beginning Balance | 5,863,795 | 5,901,028 | 5,817,270 | 6,015,290
Net Income Allocated to General Partners | 83,557 | 58,988 | 345,384 | 168,854
Issuance of units | (103) | 33 | (436) | (344)
Units repurchased and retired |  |  | (9,043) | (5,657)
Exercise of unit options | 12 |  | 1,478 | 71
General partnership units issued in exchange for limited partnership units | 11,108 | 21 | 33,272 | 471
Redeemable stock fair market value adjustment | (2,356) | (155) | (7,545) | 1,659
Adjustment for limited partners’ capital at redemption value | 52 | 61 | 587 | 216
Amortization of unearned compensation | 4,007 | 4,380 | 14,151 | 12,533
Dividends on preferred stock |  |  | 0 |
Distributions | (118,018) | (114,369) | (353,168) | (343,106)
Ending Balance | 5,841,950 | 5,849,987 | 5,841,950 | 5,849,987
M A A L P | Accumulated Distributions in Excess of Net Income [Member] |  |  |  |
Increase (Decrease) in Partners' Capital [Roll Forward] |  |  |  |
Beginning Balance | 66,840 | 66,840 | 66,840 | 66,840
Net income | 922 | 922 | 2,766 | 2,766
Dividends on preferred stock | (922) | (922) | (2,766) | (2,766)
Ending Balance | 66,840 | 66,840 | 66,840 | 66,840
M A A L P | AOCI Attributable to Noncontrolling Interest [Member] |  |  |  |
Increase (Decrease) in Partners' Capital [Roll Forward] |  |  |  |
Beginning Balance | (11,939) | (13,053) | (12,496) | (13,584)
Other comprehensive income - derivative instruments |  | 279 | 835 | 810
Ending Balance | (11,661) | (12,774) | (11,661) | (12,774)
M A A L P | Noncontrolling Interests-Consolidated Real Estate Entities [Member] |  |  |  |
Increase (Decrease) in Partners' Capital [Roll Forward] |  |  |  |
Beginning Balance | 16,612 | 6,849 | 9,848 | 6,247
Contribution from noncontrolling interest | 3,204 | 262 | 9,968 | 864
Ending Balance | $ 19,816 | $ 7,111 | $ 19,816 | $ 7,111

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