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Equity - Private Perpetual Preferred Units (Details) - $ / shares
3 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Dec. 31, 2021
Preferred Units [Line Items]      
Dividends per share (in USD per share) $ 0.035 $ 0  
Private Perpetual Preferred Units, Series 2019      
Preferred Units [Line Items]      
Private perpetual preferred units issued (in shares) 4,664,038   4,664,000
Private perpetual preferred units, per unit liquidation preference (in USD per share) $ 13.52   $ 13.52
Cumulative preferential annual cash distributions (in USD per share) $ 0.70    
Private Perpetual Preferred Units, Series 2014      
Preferred Units [Line Items]      
Private perpetual preferred units issued (in shares) 1,560,000   1,560,000
Private perpetual preferred units issued during period (in shares) 1,560,360    
Private perpetual preferred units, per unit liquidation preference (in USD per share) $ 16.62   $ 16.62
Dividends per share (in USD per share) $ 0.60