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Class A Convertible Preferred Units and Warrants - Preferred Units and Warrants Issued (Details) - USD ($)
3 Months Ended 12 Months Ended
Mar. 02, 2017
Dec. 31, 2021
Sep. 30, 2021
Jun. 30, 2021
Mar. 31, 2021
Dec. 31, 2021
Dec. 31, 2020
Nov. 09, 2021
Dec. 31, 2019
Dec. 31, 2018
Class of Stock [Line Items]                    
Dividends, Preferred Stock, Paid-in-kind   $ 3,980 $ 3,921 $ 3,864 $ 3,806 $ 15,571 $ 3,750      
Class A Convertible Preferred Units (269,321 and 253,750 units issued and outstanding at December 31, 2021 and 2020, respectively, at $1,000 par value per unit; liquidation preference of $1,850 per unit at December 31, 2021 and $1,700 per unit per unit at December 31, 2020)   $ 183,908,000       $ 183,908,000 $ 168,337,000      
Class of Warrant or Right, Outstanding   3,002,500       3,002,500 4,000,000   4,000,000 4,000,000
Class of Warrant or Right, Number of Securities Called by Warrants or Rights           (997,500)        
Fully vested and issued   $ 21.38       $ 21.38   $ 32.02    
Payment For Warrant Exercies           $ 9,200,000        
Adjustment for accounting standard change   $ 256,024,000       256,024,000 $ 204,524,000   $ 336,028,000 $ 420,546,000
Warrants Exercised in Period, Financial Position           (18,852,000)        
Warrant Holders                    
Class of Stock [Line Items]                    
Adjustment for accounting standard change   $ 47,964,000       $ 47,964,000 $ 66,816,000   $ 66,816,000 $ 66,816,000
Warrants at $22.81 Strike | Warrant Holders                    
Class of Stock [Line Items]                    
Class of Warrant or Right, Exercise Price of Warrants or Rights $ 22.81 $ 22.81       $ 22.81 $ 22.81   $ 22.81  
Preferred Stock                    
Class of Stock [Line Items]                    
Transaction price, gross $ 250,000,000                  
Preferred Partner | Preferred Stock                    
Class of Stock [Line Items]                    
Temporary Equity, Shares Outstanding   269,321       269,321 253,750   250,000 250,000
Class A Convertible Preferred Units (269,321 and 253,750 units issued and outstanding at December 31, 2021 and 2020, respectively, at $1,000 par value per unit; liquidation preference of $1,850 per unit at December 31, 2021 and $1,700 per unit per unit at December 31, 2020)   $ 183,908,000       $ 183,908,000 $ 168,337,000   $ 164,587,000 $ 164,587,000