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Partners' Capital - Narrative (Details)
$ / shares in Units, $ in Millions
3 Months Ended 12 Months Ended
Apr. 14, 2022
$ / shares
Mar. 31, 2022
USD ($)
tranche
$ / shares
shares
Dec. 31, 2021
tranche
$ / shares
shares
Apr. 27, 2022
$ / shares
shares
Partners' Capital        
Partners' capital (in units)   97,377,355 97,344,707  
Subsequent Event        
Partners' Capital        
Number of shares that can be purchased on the warrant       5,000,000
Warrant strike price (in dollars per share) | $ / shares       $ 17.03
Tranche 1        
Partners' Capital        
Number of shares that can be purchased on the warrant   5,000,000 5,000,000  
Warrant strike price (in dollars per share) | $ / shares   $ 17.03 $ 17.03  
Tranche 2        
Partners' Capital        
Number of shares that can be purchased on the warrant   10,000,000 10,000,000  
Warrant strike price (in dollars per share) | $ / shares   $ 19.59 $ 19.59  
EIG        
Partners' Capital        
Number of tranches of warrants | tranche   2 2  
Distribution reinvestment plan ("DRIP")        
Partners' Capital        
Common units issued (in shares)   32,648    
Limited partner | Common units | Cash Distributions | Subsequent Event        
Partners' Capital        
Cash distribution announced per unit (in dollars per share) | $ / shares $ 0.525      
Limited partner | Common units | Distribution reinvestment plan ("DRIP")        
Partners' Capital        
Non-cash distributions | $   $ 0.5    
Limited partner | Common units | ETO        
Partners' Capital        
Partners' capital (in units)   46,056,228    
General partner | Common units | ETO        
Partners' Capital        
Partners' capital (in units)   8,000,000