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v3.20.4

Consolidated Statement of Capital and Noncontrolling Interests - USD ($) $ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
Common Stock, Shares, Outstanding | 155,718,825 | 154,790,298 |  |
Beginning Balance |  |  |  |
Effective portion of interest rate contracts | $ (7,848) | $ (6,751) | $ (3,096) |
Amortization of interest rate contracts | 6,697 | 6,664 | 6,664 |
Acquisition of noncontrolling interest in property partnership |  | (186,963) |  |
Sale of an interest in property partnerships |  | 0 |  |
Contributions from noncontrolling interests in property partnerships | 8,219 | 35,816 | 46,701 |
Distributions to noncontrolling interests in property partnerships | $ (58,811) | $ (69,913) | $ (82,501) |
Accounting Standards Update 2014-09 |  |  |  |
Accounting Standards Update [Extensible List] |  |  | us-gaap:AccountingStandardsUpdate201409Member |
Accounting Standards Update 2016-02 |  |  |  |
Accounting Standards Update [Extensible List] |  | us-gaap:AccountingStandardsUpdate201602Member |  |
Accounting Standards Update 2018-09 |  |  |  |
Accounting Standards Update [Extensible List] | us-gaap:AccountingStandardsUpdate201809Member |  |  |
General Partner [Member] |  |  |  |
Common Stock, Shares, Outstanding | 1,731,000 | 1,727,000 | 1,722,000 | 1,720,000
Contributions, units | 1,000 | 3,000 | 1,000 |
Conversion of redeemable partnership units | 3,000 | 2,000 | 1,000 |
Limited Partner [Member] |  |  |  |
Common Stock, Shares, Outstanding | 153,988,000 | 153,063,000 | 152,736,000 | 152,606,000
Contributions, units | 72,000 | 185,000 | 49,000 |
Conversion of redeemable partnership units | 853,000 | 142,000 | 81,000 |
Partners' Capital (General and Limited Partners)[Member] |  |  |  |
Beginning Balance | $ 4,554,639 | $ 3,380,175 | $ 4,054,996 | $ 3,664,436
Contributions, value | 7,529 | 17,115 | 1,642 |
Allocated net income for the period | 882,275 | 520,757 | 590,096 |
Distributions | (609,852) | (592,159) | (540,471) |
Unearned compensation | 2,533 | (7,655) | 884 |
Conversion of redeemable partnership units, value | 29,689 | 4,885 | 2,880 |
Adjustment to reflect redeemable partnership units at redemption value | 863,795 | (447,222) | 330,596 |
Acquisition of noncontrolling interest in property partnership |  | (162,462) |  |
Sale of an interest in property partnerships |  | (4,216) |  |
Partners' Capital (General and Limited Partners)[Member] | Cumulative Effect, Period of Adoption, Adjustment |  |  |  |
Beginning Balance |  | (1,505) | (3,864) | 4,933
Preferred Units [Member] |  |  |  |
Beginning Balance | 193,623 | 193,623 | 193,623 | 193,623
Allocated net income for the period | 10,500 | 10,500 | 10,500 |
Distributions | (10,500) | (10,500) | (10,500) |
Accumulated Other Comprehensive Loss [Member] |  |  |  |
Beginning Balance | (49,890) | (48,335) | (47,741) | (50,429)
Effective portion of interest rate contracts | (7,066) | (6,060) | (2,781) |
Amortization of interest rate contracts | 5,511 | 5,466 | 5,469 |
Noncontrolling interest - property partnerships [Member] |  |  |  |
Beginning Balance | 1,726,933 | 1,728,689 | 1,711,445 | 1,683,760
Allocated net income for the period | 48,260 | 71,120 | 62,909 |
Effective portion of interest rate contracts | 0 | 0 | 0 |
Amortization of interest rate contracts | 576 | 576 | 576 |
Acquisition of noncontrolling interest in property partnership |  | (24,501) |  |
Sale of an interest in property partnerships |  | 4,216 |  |
Contributions from noncontrolling interests in property partnerships | 8,219 | 35,816 | 46,701 |
Distributions to noncontrolling interests in property partnerships | (58,811) | (69,913) | (82,501) |
Noncontrolling interest - property partnerships [Member] | Cumulative Effect, Period of Adoption, Adjustment |  |  |  |
Beginning Balance |  |  | (70) |
Total Capital [Member] |  |  |  |
Beginning Balance | 6,425,305 | 5,254,152 | 5,912,323 | 5,491,390
Contributions, value | 7,529 | 17,115 | 1,642 |
Allocated net income for the period | 941,035 | 602,377 | 663,505 |
Distributions | (620,352) | (602,659) | (550,971) |
Unearned compensation | 2,533 | (7,655) | 884 |
Conversion of redeemable partnership units, value | 29,689 | 4,885 | 2,880 |
Adjustment to reflect redeemable partnership units at redemption value | 863,795 | (447,222) | 330,596 |
Effective portion of interest rate contracts | (7,066) | (6,060) | (2,781) |
Amortization of interest rate contracts | 6,087 | 6,042 | 6,045 |
Acquisition of noncontrolling interest in property partnership |  | (186,963) |  |
Contributions from noncontrolling interests in property partnerships | 8,219 | 35,816 | 46,701 |
Distributions to noncontrolling interests in property partnerships | (58,811) | (69,913) | (82,501) |
Total Capital [Member] | Cumulative Effect, Period of Adoption, Adjustment |  |  |  |
Beginning Balance |  | (1,505) | (3,934) | 4,933
Noncontrolling interest - Redeemable partnership units [Member] |  |  |  |
Redeemable Noncontrolling Interest, Equity, Preferred, Carrying Amount | 1,643,024 | 2,468,753 | 2,000,591 | 2,292,263
Contributions, value | 38,841 | 34,217 | 34,680 |
Allocated net income for the period | 97,704 | 59,345 | 66,807 |
Distributions | (68,921) | (69,234) | (62,731) |
Unearned compensation | 477 | 2,011 | 2,181 |
Conversion of redeemable partnership units, value | (29,689) | (4,885) | (2,880) |
Adjustment to reflect redeemable partnership units at redemption value | (863,795) | 447,222 | (330,596) |
Effective portion of interest rate contracts | (782) | (691) | (315) |
Amortization of interest rate contracts | $ 610 | 622 | 619 |
Noncontrolling interest - Redeemable partnership units [Member] | Cumulative Effect, Period of Adoption, Adjustment |  |  |  |
Redeemable Noncontrolling Interest, Equity, Preferred, Carrying Amount |  | $ (174) | $ (445) | $ 563

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