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Long-Term Compensation (Tables)
 12 Months Ended
Dec. 31, 2022
Share-Based Payment Arrangement, Noncash Expense [Abstract]  
Performance Award Valuation Assumptions The fair values were determined by a lattice-binomial option-pricing model based on Monte Carlo simulations using the following assumptions:
Year Ended December 31, 2022Year Ended December 31, 2021Year Ended December 31, 2020
Expected dividend yield1.75 %2.49 %2.22 %
Expected volatility - range used
19.89% - 28.74%
29.00% - 37.18%
16.25% - 17.56%
Expected volatility - weighted average24.91 %32.44 %16.97 %
Risk-free interest rate
0.22% - 1.21%
0.02% - 0.19%
1.63% - 1.68%
Summary of Performance Award Transactions
Performance Award transactions for the year ended December 31, 2022 are summarized as follows:
Performance UnitsWeighted
Average
Grant Date
Fair Value		Performance RLP UnitsWeighted
Average
Grant Date
Fair Value
Outstanding at December 31, 2021142,498 $19.47 724,425 $19.45 
Issued35,867 $29.74 208,454 $29.74 
Forfeited(2,117)$21.42 (12,803)$20.65 
Vested(31,167)$12.45 (180,646)$13.54 
Outstanding at December 31, 2022145,081 $23.49 739,430 $23.78 
Summary of Service Award Transactions Service Award transactions for the year ended December 31, 2022 are summarized as follows:
Service UnitsWeighted
Average
Grant Date
Fair Value		Service RLP UnitsWeighted
Average
Grant Date
Fair Value
Outstanding at December 31, 2021147,937 $41.95 158,169 $41.60 
Issued78,482 $57.60 57,907 $60.64 
Forfeited(1,752)$48.94 — $— 
Vested(81,587)$40.27 (97,069)$40.38 
Outstanding at December 31, 2022143,080 $51.41 119,007 $51.85