Condensed Consolidated Balance Sheets (Parenthetical) - $ / shares	Mar. 31, 2020	Dec. 31, 2019
Preferred shares, par value (in dollars per share)	$ 0.01	$ 0.01
Preferred shares, shares authorized (in shares)	100,000,000	100,000,000
Preferred stock, shares issued (in shares)	35,350,000	35,350,000
Preferred shares, shares outstanding (in shares)	35,350,000	35,350,000
General Partner
Common units, shares/units issued (in shares)	300,950,684	300,742,674
Common units, shares/units outstanding (in shares)	300,950,684	300,742,674
Preferred units, shares/units issued (in shares)	35,350,000	35,350,000
Preferred units, shares/units outstanding (in shares)	35,350,000	35,350,000
Limited Partners
Common units, shares/units issued (in shares)	52,026,980	52,026,980
Common units, shares/units outstanding (in shares)	52,026,980	52,026,980
Class A common shares/units
Common shares, par value (in dollars per share)	$ 0.01	$ 0.01
Common shares, shares authorized (in shares)	450,000,000	450,000,000
Common stock, shares issued (in shares)	300,315,609	300,107,599
Common stock, shares outstanding (in shares)	300,315,609	300,107,599
Class B common shares
Common shares, par value (in dollars per share)	$ 0.01	$ 0.01
Common shares, shares authorized (in shares)	50,000,000	50,000,000
Common stock, shares issued (in shares)	635,075	635,075
Common stock, shares outstanding (in shares)	635,075	635,075