Fair Value Measurements (Tables)

12 Months Ended

Dec. 31, 2019

Fair Value Disclosures [Abstract]

Schedule of Carrying Values and Fair Values of Long-term Debt

The carrying amounts and fair values of our assets measured at fair value on a recurring basis included in our Consolidated Balance Sheets were as follows:

	Level within the Fair Value Hierarchy	December 31, 2019				December 31, 2018
(in millions)		Carrying Amount		Fair Value		Carrying Amount		Fair Value
Assets:
Deferred purchase price assets	3	$	781	$	781	$	746	$	746

The carrying amounts and fair values of our short-term and long-term debt included in our Consolidated Balance Sheets were as follows:

	Level within the Fair Value Hierarchy	December 31, 2019				December 31, 2018
(in millions)		Carrying Amount		Fair Value		Carrying Amount		Fair Value
Liabilities:
Senior Notes to third parties	1	$	10,958	$	11,479	$	10,950	$	10,945
Senior Notes to affiliates	2	9,986		10,366		9,984		9,802
Incremental Term Loan Facility to affiliates	2	4,000		4,000		4,000		3,976
Senior Reset Notes to affiliates	2	—		—		598		640