Consolidated Statements of Changes in Partners' Capital (Parenthetical)	3 Months Ended
	Mar. 31, 2020 $ / shares
Partnership units distributions per unit	$ 0.13
Series B Preferred Units [Member]
Preferred units distributions per unit	0.50
Series C Preferred Units [Member]
Preferred units distributions per unit	0.492188
Series D Preferred Units [Member]
Preferred units distributions per unit	$ 0.515625