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Equity and Distributions, Distributions (Details) - $ / shares
3 Months Ended 12 Months Ended
Jun. 30, 2020
Dec. 31, 2020
Distributions to Partners [Abstract]    
Quarterly percentage increase in distribution per unit 1.10%  
Cash Distribution [Member] | Second Quarter 2020 Distribution [Member]    
Distributions to Partners [Abstract]    
Distribution Per Common Unit (in dollars per unit) $ 0.4450  
Cash Distribution [Member] | Forecast [Member]    
Distributions to Partners [Abstract]    
Distribution Per Common Unit (in dollars per unit)   $ 1.78