Equity Table - Quarterly Distributions of Available Cash (Details) - $ / shares		3 Months Ended
		Sep. 30, 2020	Jun. 30, 2020	Mar. 31, 2020	Dec. 31, 2019
Distribution Made to Limited Partner, Distributions Paid, Per Unit		$ 0.1525	$ 0.3050	$ 0.3050	$ 0.3050
USAC [Member]
Distribution Made to Limited Partner, Distributions Paid, Per Unit		0.5250	0.5250	0.5250	0.5250
Sunoco LP [Member]
Distribution Made to Limited Partner, Distributions Paid, Per Unit		0.8255	0.8255	0.8255	0.8255
Series A Preferred Units [Member]
Distribution Made to Limited Partner, Distributions Paid, Per Unit	[1]	0	31.25	0	31.25
Series B Preferred Units [Member]
Distribution Made to Limited Partner, Distributions Paid, Per Unit	[1]	0	33.125	0	33.125
Series C Preferred Units [Member]
Distribution Made to Limited Partner, Distributions Paid, Per Unit		0.4609	0.4609	0.4609	0.4609
Series D Preferred Units [Member]
Distribution Made to Limited Partner, Distributions Paid, Per Unit		0.4766	0.4766	0.4766	0.4766
Series E Preferred Units [Member]
Distribution Made to Limited Partner, Distributions Paid, Per Unit		0.4750	0.4750	0.4750	0.4750
Series F Preferred Units [Member]
Distribution Made to Limited Partner, Distributions Paid, Per Unit	[2]	33.75	0	21.19	0
Series G Preferred Units [Member]
Distribution Made to Limited Partner, Distributions Paid, Per Unit	[2]	$ 35.625	$ 0	$ 22.36	$ 0

[1] ETO Series A Preferred Unit and ETO Series B Preferred Unit distributions are paid on a semi-annual basis.

[2] ETO Series F and G Preferred Unit distributions related to the period ended March 31, 2020 represent a prorated initial distribution. Distributions are paid on a semi-annual basis.