Annual report [Section 13 and 15(d), not S-K Item 405]

STOCK BASED AND DEFERRED COMPENSATION - Summary of Nonvested (Restricted) Shares and Units Activity (Details)

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STOCK BASED AND DEFERRED COMPENSATION - Summary of Nonvested (Restricted) Shares and Units Activity (Details) - $ / shares
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Nonvested Restricted Share Activity (time-based) [Member]      
Nonvested Restricted Share Activity (time-based and performance-based), Number of Shares [Roll Forward]      
Outstanding at beginning of year (in shares) 1,004,406 1,141,064 1,318,204
Granted (in shares) 321,213 285,054 369,126
Vested (Earned/Released) (in shares) (427,748) (411,266) (421,222)
Forfeited (in shares) [1] (97,491) (10,446) (125,044)
Outstanding at end of year (in shares) 800,380 1,004,406 1,141,064
Nonvested Restricted Share Activity (time-based and performance-based), Weighted Average Grant Date Fair Value [Roll Forward]      
Outstanding at beginning of year (in dollars per share) $ 57.00 $ 46.82 $ 40.26
Granted (in dollars per share) 73.59 76.74 56.18
Vested (Earned/Released) (in dollars per share) 50.88 42.27 34.73
Forfeited (in dollars per share) [1] 66.18 63.51 46.08
Outstanding at end of year (in dollars per share) $ 65.80 $ 57.00 $ 46.82
Nonvested Restricted Share Activity (performance- based) [Member]      
Nonvested Restricted Share Activity (time-based and performance-based), Number of Shares [Roll Forward]      
Outstanding at beginning of year (in shares) 252,526 265,766 289,334
Granted (in shares) 105,442 111,902 138,262
Vested (Earned/Released) (in shares) (109,187) (125,142) (161,830)
Forfeited (in shares) [1] (44,893) 0 0
Outstanding at end of year (in shares) 203,888 252,526 265,766
Nonvested Restricted Share Activity (time-based and performance-based), Weighted Average Grant Date Fair Value [Roll Forward]      
Outstanding at beginning of year (in dollars per share) $ 60.35 $ 50.33 $ 35.67
Granted (in dollars per share) 73.35 66.08 50.65
Vested (Earned/Released) (in dollars per share) 50.18 41.90 36.59
Forfeited (in dollars per share) [1] 48.23 0 0
Outstanding at end of year (in dollars per share) $ 70.60 $ 60.35 $ 50.33
Shares issued as a result of performance achievement (in shares)     52,334
Nonvested Restricted Share Activity (performance- based) [Member] | General Counsel      
Nonvested Restricted Share Activity (time-based and performance-based), Weighted Average Grant Date Fair Value [Roll Forward]      
Shares issued as a result of performance achievement (in shares) 22,535 31,956  
[1]
(1)Performance-based shares granted and earned/released for the year ended December 31, 2023 includes 52,334 shares that were issued as a result of the performance achievement exceeding the performance targets related to grants to our executive officers for the year ended December 31, 2020. These shares vested in February 2023.
(2)Forfeitures on time-based nonvested shares are a result of terminations of employment, while forfeitures on performance-based nonvested shares are the result of failing to attain certain goals as outlined in our executive officers' compensation agreements or as a result of terminations of employment.
(3)Performance-based shares granted and earned/released for the year ended December 31, 2024 includes 31,956 shares that were issued as a result of the performance achievement exceeding the performance targets related to grants to our executive officers for the year ended December 31, 2021. These shares vested in March 2024.
(4)Performance-based shares granted and earned/released for the year ended December 31, 2025 includes 22,535 shares that were issued as a result of the performance achievement exceeding the performance targets related to grants to our executive officers for the year ended December 31, 2022. These shares vested in February 2025.