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CONSOLIDATED STATEMENTS OF CHANGES IN EQUITY (Unaudited) - USD ($) $ in Thousands | Total | Preferred Stock | COMMON SHARES, $0.01 PAR VALUE | PAID IN CAPITAL | RETAINED EARNINGS | ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) | DISTRIBUTIONS | OPERATING PARTNERSHIP | PARTIALLY OWNED PROPERTIES
--- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Balance, beginning of year at Dec. 31, 2021 |  | $ 37,280 | $ 3,755 | $ 9,121,122 | $ 1,827,063 | $ (34,272) |  |  |
Balance, beginning of year at Dec. 31, 2021 |  |  |  |  |  |  |  | $ 214,094 | $ 18,166
COMMON SHARES, $0.01 PAR VALUE |  |  |  |  |  |  |  |  |
Conversion of OP Units into Common Shares |  |  |  | 174 |  |  |  |  |
Exercise of share options |  |  | 3 | 14,341 |  |  |  |  |
Employee Share Purchase Plan (ESPP) |  |  |  | 969 |  |  |  |  |
Share-based employee compensation expense: |  |  |  |  |  |  |  |  |
Issuance of restricted units/shares |  |  | 2 | 3,609 |  |  |  | 1 |
Share options |  |  |  | 876 |  |  |  |  |
ESPP discount |  |  |  | 171 |  |  |  |  |
Offering costs |  |  |  | (114) |  |  |  |  |
Supplemental Executive Retirement Plan (SERP) |  |  |  | (163) |  |  |  |  |
Change in market value of Redeemable Noncontrolling Interests - Operating Partnership | $ (939) |  |  | 939 |  |  |  |  |
Adjustment for Noncontrolling Interests ownership in Operating Partnership |  |  |  | 1,045 |  |  |  | (1,045) |
PAID IN CAPITAL |  |  |  |  |  |  |  |  |
Conversion of OP Units into Common Shares |  |  |  | 174 |  |  |  |  |
Exercise of share options |  |  | 3 | 14,341 |  |  |  |  |
Employee Share Purchase Plan (ESPP) |  |  |  | 969 |  |  |  |  |
RETAINED EARNINGS |  |  |  |  |  |  |  |  |
Net income attributable to controlling interests | 70,765 |  |  |  | 70,765 |  |  |  |
Common Share distributions |  |  |  |  | (235,351) |  |  |  |
Preferred Share distributions |  |  |  |  | (772) |  |  |  |
Accumulated other comprehensive income (loss) - derivative instruments: |  |  |  |  |  |  |  |  |
Losses reclassified into earnings from other comprehensive income | (2,425) |  |  |  |  | 2,425 |  |  |
DISTRIBUTIONS |  |  |  |  |  |  |  |  |
Distributions declared per Common Share outstanding |  |  |  |  |  |  | $ 0.625 |  |
NONCONTROLLING INTERESTS |  |  |  |  |  |  |  |  |
Issuance of restricted units/shares |  |  | 2 | 3,609 |  |  |  | 1 |
Conversion of OP Units held by Noncontrolling Interests into OP Units held by General Partner |  |  |  |  |  |  |  | (174) |
Equity compensation associated with Noncontrolling Interests |  |  |  |  |  |  |  | 7,798 |
Net income attributable to Noncontrolling Interests | 2,394 |  |  |  |  |  |  | 2,394 | 639
Distributions to Noncontrolling Interests |  |  |  |  |  |  |  | (7,895) | (15,836)
Change in carrying value of Redeemable Noncontrolling Interests - Operating Partnership | (2,278) |  |  |  |  |  |  | 2,278 |
Adjustment for Noncontrolling Interests ownership in Operating Partnership |  |  |  | 1,045 |  |  |  | (1,045) |
PARTIALLY OWNED PROPERTIES |  |  |  |  |  |  |  |  |
Net income attributable to Noncontrolling Interests | 2,394 |  |  |  |  |  |  | 2,394 | 639
Contributions by Noncontrolling Interests |  |  |  |  |  |  |  |  | 446
Distributions to Noncontrolling Interests |  |  |  |  |  |  |  | (7,895) | (15,836)
Balance, end of period at Mar. 31, 2022 |  | 37,280 | 3,760 | 9,142,969 | 1,661,705 | (31,847) |  |  |
Balance, end of period at Mar. 31, 2022 |  |  |  |  |  |  |  | 217,451 | 3,415
Balance, beginning of year at Dec. 31, 2022 | 11,173,439 | 37,280 | 3,784 | 9,476,085 | 1,658,837 | (2,547) |  |  |
Balance, beginning of year at Dec. 31, 2022 | 209,240 |  |  |  |  |  |  | 209,961 | (721)
COMMON SHARES, $0.01 PAR VALUE |  |  |  |  |  |  |  |  |
Conversion of OP Units into Common Shares |  |  | 2 | 3,671 |  |  |  |  |
Exercise of share options |  |  | 2 | 8,110 |  |  |  |  |
Employee Share Purchase Plan (ESPP) |  |  |  | 1,452 |  |  |  |  |
Share-based employee compensation expense: |  |  |  |  |  |  |  |  |
Issuance of restricted units/shares |  |  | 1 | 3,653 |  |  |  |  |
Share options |  |  |  | 1,497 |  |  |  |  |
ESPP discount |  |  |  | 260 |  |  |  |  |
Supplemental Executive Retirement Plan (SERP) |  |  |  | 491 |  |  |  |  |
Change in market value of Redeemable Noncontrolling Interests - Operating Partnership | 5,946 |  |  | (5,946) |  |  |  |  |
Adjustment for Noncontrolling Interests ownership in Operating Partnership |  |  |  | (953) |  |  |  | 953 |
PAID IN CAPITAL |  |  |  |  |  |  |  |  |
Conversion of OP Units into Common Shares |  |  | 2 | 3,671 |  |  |  |  |
Exercise of share options |  |  | 2 | 8,110 |  |  |  |  |
Employee Share Purchase Plan (ESPP) |  |  |  | 1,452 |  |  |  |  |
RETAINED EARNINGS |  |  |  |  |  |  |  |  |
Net income attributable to controlling interests | 212,035 |  |  |  | 212,035 |  |  |  |
Common Share distributions |  |  |  |  | (250,969) |  |  |  |
Preferred Share distributions |  |  |  |  | (772) |  |  |  |
Accumulated other comprehensive income (loss) - derivative instruments: |  |  |  |  |  |  |  |  |
Unrealized holding gains (losses) arising during the period | (9,780) |  |  |  |  | (9,780) |  |  |
Losses reclassified into earnings from other comprehensive income | (1,095) |  |  |  |  | 1,095 |  |  |
DISTRIBUTIONS |  |  |  |  |  |  |  |  |
Distributions declared per Common Share outstanding |  |  |  |  |  |  | $ 0.6625 |  |
NONCONTROLLING INTERESTS |  |  |  |  |  |  |  |  |
Issuance of restricted units/shares |  |  | 1 | 3,653 |  |  |  |  |
Conversion of OP Units held by Noncontrolling Interests into OP Units held by General Partner |  |  |  |  |  |  |  | (3,673) |
Equity compensation associated with Noncontrolling Interests |  |  |  |  |  |  |  | 4,654 |
Net income attributable to Noncontrolling Interests | 7,059 |  |  |  |  |  |  | 7,059 | 977
Distributions to Noncontrolling Interests |  |  |  |  |  |  |  | (7,904) | (2,809)
Change in carrying value of Redeemable Noncontrolling Interests - Operating Partnership | (668) |  |  |  |  |  |  | 668 |
Adjustment for Noncontrolling Interests ownership in Operating Partnership |  |  |  | (953) |  |  |  | 953 |
PARTIALLY OWNED PROPERTIES |  |  |  |  |  |  |  |  |
Net income attributable to Noncontrolling Interests | 7,059 |  |  |  |  |  |  | 7,059 | 977
Distributions to Noncontrolling Interests |  |  |  |  |  |  |  | (7,904) | (2,809)
Balance, end of period at Mar. 31, 2023 | 11,137,288 | $ 37,280 | $ 3,789 | $ 9,488,320 | $ 1,619,131 | $ (11,232) |  |  |
Balance, end of period at Mar. 31, 2023 | $ 209,165 |  |  |  |  |  |  | $ 211,718 | $ (2,553)

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