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Subsequent Events (Details)
12 Months Ended
Dec. 31, 2015
$ / shares
Common Unitholders  
Subsequent Event [Line Items]  
Dividends Payable, Date Declared Jan. 20, 2016
Dividend declared $ 0.2385
Dividends Paid, Date were paid Feb. 12, 2016
Dividend paid $ 0.2385
Dividends Payable, Date of Record Feb. 05, 2016
Preferred unit-holders  
Subsequent Event [Line Items]  
Dividends Payable, Date Declared Jan. 20, 2016
Dividend declared $ 0.21975
Dividends Paid, Date were paid Feb. 10, 2016
Dividend paid $ 0.21975
Dividends Payable, Date of Record Feb. 03, 2016