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Incentive Plans - Performance Based Awards (Details) - USD ($)
$ in Millions
1 Months Ended 9 Months Ended 12 Months Ended
Feb. 27, 2024
Apr. 08, 2023
Feb. 27, 2023
Mar. 04, 2022
Jan. 31, 2023
Sep. 30, 2023
Sep. 30, 2022
Dec. 31, 2022
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Award requisite service period           4 years 4 years  
Market-based performance awards                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Performance period           3 years    
Fair value of awards           $ 8.2 $ 12.3  
Market-based performance awards | Below Threshold Level                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Vesting percentage           0.00%    
Performance Threshold           (500.00%)   (500.00%)
Market-based performance awards | Threshold Level                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Vesting percentage           25.00%    
Performance Threshold           (500.00%)   (500.00%)
Market-based performance awards | Target Level                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Vesting percentage           50.00%    
Performance Threshold           0.00%   0.00%
Market-based performance awards | High Level                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Vesting percentage           100.00%    
Performance Threshold           500.00%   500.00%
Market-based performance awards | First Vesting Period                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Vesting percentage           50.00%    
Market-based performance awards | First Vesting Period | 2020 Awards                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Vesting percentage     50.00%          
Market-based performance awards | Second Vesting Period                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Vesting percentage           50.00%    
Market-based performance awards | Second Vesting Period | 2020 Awards                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Vesting percentage 50.00%              
Class D Units | 2020 Awards                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Vesting of restricted common units, net (units)         72,230      
Restricted Stock Units | 2020 Awards                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Vesting of restricted common units, net (units)         7,083      
Distribution Equivalent Unit | 2020 Awards                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Vesting of restricted common units, net (units)         5,841      
Financial-based performance awards | 2019 Awards                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Award requisite service period   3 years   3 years        
Share-based compensation arrangement by share-based payment award, grant date fair value   $ 8.1   $ 12.3