Subsequent Events (Tables)

12 Months Ended

Dec. 31, 2017

Subsequent Events [Abstract]

Schedule of Dividends Declared

The General Partner's board of directors declared the following dividends/distributions at its regularly scheduled board meeting held on January 31, 2018:

Class of stock/units	Quarterly Amount per Share or Unit		Record Date	Payment Date
Common	$	0.20	February 15, 2018	February 28, 2018