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Unit Based Awards - Long-Term Incentive Plans - Summary of aggregate intrinsic value and fair value of units vested (Details) - Restricted unit awards - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Share-based Compensation Arrangement by Share-based Payment Award      
Aggregate intrinsic value of units vested $ 92 $ 257 $ 151
Fair value of units vested $ 188 $ 1,418 $ 1,427