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CAPITAL STRUCTURE (UNITED DOMINION REALTY, L.P.) (Tables) | 12 Months Ended
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Dec. 31, 2019
United Dominion Realty L.P. |
Entity information |
Schedule of limited partners' capital account by class | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | ​ | ​ | ​ | ​ | UDR, Inc. | ​ | ​
​ |  | Class A |  | ​ |  | ​ |  | Class A |  | ​ |  | ​
​ | ​ | Limited | ​ | Limited | ​ | Limited | ​ | Limited | ​ | General | ​ | ​
​ | ​ | Partners | ​ | Partners | ​ | Partner | ​ | Partner | ​ | Partner | ​ | Total
Ending balance at December 31, 2016 |  | 1,752 |  | 7,297 |  | 173,998 |  | 121 | ​ | 111 |  | 183,279
Vesting of LTIP Units |  | — | ​ | 72 | ​ | — | ​ | — | ​ | — | ​ | 72
OP redemptions for UDR stock | ​ | — |  | (8) | ​ | 8 |  | — |  | — |  | —
Ending balance at December 31, 2017 |  | 1,752 |  | 7,361 |  | 174,006 |  | 121 |  | 111 |  | 183,351
Vesting of LTIP Units | ​ | — | ​ | 286 | ​ | — | ​ | — | ​ | — | ​ | 286
OP redemptions for UDR stock | ​ | — |  | (11) | ​ | 11 |  | — |  | — |  | —
Ending balance at December 31, 2018 | ​ | 1,752 | ​ | 7,636 | ​ | 174,017 | ​ | 121 | ​ | 111 | ​ | 183,637
Vesting of LTIP Units | ​ | — | ​ | 427 | ​ | — | ​ | — | ​ | — | ​ | 427
OP redemptions for UDR stock |  | — |  | (1,969) | ​ | 1,969 |  | — |  | — |  | —
Ending balance at December 31, 2019 |  | 1,752 |  | 6,094 |  | 175,986 |  | 121 |  | 111 |  | 184,064

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- Definition Tabular disclosure of the varying rights, preferences and privileges of each class of limited partnership interest. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 272 -SubTopic 10 -Section 50 -Paragraph 3 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6373374&loc=d3e70478-108055 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 5 -Subparagraph (SAB TOPIC 4.F) -URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187171-122770 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 272 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6373374&loc=d3e70434-108055 + Details
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