Acquisitions and Divestitures Acquisitions and Divestitures (Tables)

12 Months Ended

Dec. 31, 2019

Business Combinations [Abstract]

Schedule of Divestiture-related Charges

	Year Ended December 31,
	2019		2018
	(in millions)
Beginning employee-related obligations	$	27	$	—
Additions (a)	155		39
Cash payments	(176)		(12)
Ending employee-related obligations	$	6	$	27

____________________

(a)Additions for the year ended December 31, 2019 primarily include $133 million of charges related to the Corporate Restructuring Program and $19 million of charges related primarily to the South Texas Divestiture. For the year ended December 31, 2018, additions primarily relate to the 2018 divestitures.