Goodwill and Intangibles Intangibles (Details) - USD ($) $ in Millions		3 Months Ended	6 Months Ended
		Mar. 31, 2020	Jun. 30, 2020		Dec. 31, 2019
Finite-Lived Intangible Assets [Line Items]
Impairment of Intangible Assets, Finite-lived		$ 177
Finite-Lived Intangible Assets, Gross			$ 1,571		$ 1,571
Finite-Lived Intangible Assets, Amortization Expense, Next Twelve Months			64
Finite-Lived Intangible Asset, Expected Amortization, Year Two			128
Finite-Lived Intangible Asset, Expected Amortization, Year Three			128
Finite-Lived Intangible Asset, Expected Amortization, Year Four			128
Finite-Lived Intangible Asset, Expected Amortization, Year Five			124
Finite-Lived Intangible Asset, Expected Amortization, after Year Five			451
Finite-Lived Intangible Assets, Net			1,023
Finite-Lived Intangible Assets, Accumulated Amortization	[1]		(548)		(301)
Intangibles, net			1,023		1,270
L&S
Finite-Lived Intangible Assets [Line Items]
Amortization of Intangible Assets			18
Finite-Lived Intangible Assets, Gross			283		283
Finite-Lived Intangible Assets, Accumulated Amortization	[1]		(63)		(45)
Intangibles, net			$ 220		238
L&S | Minimum [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Asset, Useful Life			6 years
L&S | Maximum [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Asset, Useful Life			8 years
G&P
Finite-Lived Intangible Assets [Line Items]
Amortization of Intangible Assets			$ 52
Finite-Lived Intangible Assets, Gross			1,288		1,288
Finite-Lived Intangible Assets, Accumulated Amortization	[1]		(485)	[2]	(256)
Intangibles, net			$ 803		$ 1,032
G&P | Minimum [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Asset, Useful Life			6 years
G&P | Maximum [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Asset, Useful Life			25 years

[1] Amortization expense attributable to the G&P and L&S segments for the six months ended June 30, 2020 was $52 million and $18 million, respectively.

[2] Impairment charge of $177 million is included within the G&P accumulated amortization.