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Summary Of Significant Accounting Policies Consolidated Statement of Cash Flows - Supplemental Disclosures (Details) - USD ($) $ in Thousands | 3 Months Ended
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Mar. 31, 2026 | Mar. 31, 2025
Accounting Policies [Abstract] |  |
Total interest costs incurred | $ 52,079 | $ 47,325
Interest capitalized | (2,963) | (4,850)
Interest expense | 49,116 | 42,475
Cash paid for interest, net of amounts capitalized | 40,819 | 34,997
Cash paid for income taxes | 2 | 11
Mortgage note receivable repaid with property acquisition | 9,575 | 0
Shares issued under dividend reinvestment plan | 387 | 396
DownREIT operating partnership units issued with acquisition | 265 | 0
DownREIT operating partnership units redeemed for common shares | $ 0 | $ 103

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