Annual report pursuant to Section 13 and 15(d)

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, 2024
Dec. 31, 2023
Dec. 31, 2022
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) 1,141,064 1,318,204 1,385,058
Granted (in shares) 285,054 369,126 556,680
Vested (Earned/Released) (in shares) (411,266) (421,222) (540,044)
Forfeited (in shares) [1] (10,446) (125,044) (83,490)
Outstanding at end of year (in shares) 1,004,406 1,141,064 1,318,204
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) $ 46.82 $ 40.26 $ 31.47
Granted (in dollars per share) 76.74 56.18 47.06
Vested (Earned/Released) (in dollars per share) 42.27 34.73 24.71
Forfeited (in dollars per share) [1] 63.51 46.08 40.36
Outstanding at end of year (in dollars per share) $ 57.00 $ 46.82 $ 40.26
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) 265,766 289,334 381,502
Granted (in shares) 111,902 138,262 160,944
Vested (Earned/Released) (in shares) (125,142) (161,830) (253,112)
Forfeited (in shares) [1] 0 0 0
Outstanding at end of year (in shares) 252,526 265,766 289,334
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) $ 50.33 $ 35.67 $ 30.84
Granted (in dollars per share) 66.08 50.65 29.84
Vested (Earned/Released) (in dollars per share) 41.90 36.59 21.64
Forfeited (in dollars per share) [1] 0 0 0
Outstanding at end of year (in dollars per share) $ 60.35 $ 50.33 $ 35.67
Shares issued as a result of performance achievement (in shares)     74,292
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) 31,956 52,334  
[1]
(1)Performance-based shares granted and earned/released for the year ended December 31, 2022 includes 74,292 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, 2019. These shares vested in March 2022.
(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, 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.
(4)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.