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Subsequent Events (Details) - Cash Distribution [Member] - $ / shares
3 Months Ended
Jun. 30, 2019
Mar. 31, 2019
Subsequent Event [Line Items]    
Distribution Made to Limited Partner, Declaration Date   Jan. 30, 2019
Distribution Made to Limited Partner, Distributions Declared, Per Unit   $ 0.51
Distribution Made to Limited Partner, Distribution Date   Feb. 25, 2019
Distribution Made to Limited Partner, Date of Record   Feb. 19, 2019
Subsequent Event [Member]    
Subsequent Event [Line Items]    
Distribution Made to Limited Partner, Declaration Date Apr. 25, 2019  
Distribution Made to Limited Partner, Distributions Declared, Per Unit $ 0.38  
Distribution Made to Limited Partner, Distribution Date May 20, 2019  
Distribution Made to Limited Partner, Date of Record May 13, 2019