v3.26.3
Earnings Per Share And Unit (Schedule Of Earnings Per Share) (Details) - USD ($)
$ / shares in Units, shares in Thousands, $ in Thousands
 3 Months Ended 9 Months Ended
Sep. 30, 2026
Sep. 30, 2025
Sep. 30, 2026
Sep. 30, 2025
Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items]        
Net income $ 68,985 $ 64,499 $ 318,608 $ 291,033
Less: Preferred share dividends (2,008) (2,008) (6,024) (6,024)
Less: Income from operations attributable to noncontrolling interests (2,816) (2,850) (7,638) (9,700)
Less: Earnings Allocated To Unvested Shares (345) (324) (1,062) (964)
Net income available for common shareholders, basic 63,816 59,317 303,884 274,345
Add: Income attributable to downREIT operating partnership units 0 0 1,795 0
Net income available for common shareholders, diluted $ 63,816 $ 59,317 $ 305,679 $ 274,345
Weighted average number of common shares, Basic 86,558 85,978 86,262 85,808
DownREIT operating partnership units 0 0 527 0
Weighted average number of common shares, Diluted 86,558 85,978 86,789 85,808
Net income available for common shareholders, Basic $ 0.74 $ 0.69 $ 3.52 $ 3.20
Net income available for common shareholders, Diluted $ 0.74 $ 0.69 $ 3.52 $ 3.20
Federal Realty OP LP        
Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items]        
Net income $ 68,985 $ 64,499 $ 318,608 $ 291,033
Less: Preferred unit distributions (2,008) (2,008) (6,024) (6,024)
Less: Income from operations attributable to noncontrolling interests (2,816) (2,850) (7,638) (9,700)
Less: Earnings allocated to unvested units (345) (324) (1,062) (964)
Net income available for common unit holders, basic 63,816 59,317 303,884 274,345
Add: Income attributable to downREIT operating partnership units 0 0 1,795 0
Net income available for common unit holders, diluted $ 63,816 $ 59,317 $ 305,679 $ 274,345
Weighted average number of common units, Basic 86,558 85,978 86,262 85,808
DownREIT operating partnership units 0 0 527 0
Weighted average common units outstanding, diluted 86,558 85,978 86,789 85,808
Net income available for common unit holders, Basic $ 0.74 $ 0.69 $ 3.52 $ 3.20
Net income available for common unit holders, Diluted $ 0.74 $ 0.69 $ 3.52 $ 3.20