Contingencies and Commitments (Tables)

6 Months Ended

Jun. 30, 2019

Commitments and Contingencies Disclosure [Abstract]

Schedule of contractual obligation

The aggregate undiscounted commitments under our gathering, processing and transportation agreements, excluding any reimbursement from working interest and royalty interest owners, credits for third-party volumes or future costs under cost-of-service agreements, are presented below:

	June 30, 2019
	($ in millions)
Remainder of 2019	$	415
2020	789
2021	691
2022	590
2023	477
2024 – 2035	2,451
Total	$	5,413