Commitments (Tables)

12 Months Ended

Dec. 31, 2016

Commitments

Schedule of future minimum payments for firm transportation, drilling rig and completion services, gas processing, gathering and compression, office and equipment agreements, and leases that have remaining lease terms in excess of one year

The following is a schedule of future minimum payments for firm transportation, drilling rig and completion services, processing, gathering and compression, and office and equipment agreements, as well as leases that have remaining lease terms in excess of one year as of December 31, 2016 (in millions).

	Firm transportation		Processing, gathering and compression		Drilling rigs and completion services		Office and equipment
	(a)		(b)		(c)		(d)		Total
2017	$	626		373		109		14		1,122
2018		935		289		105		13		1,342
2019		1,086		243		64		10		1,403
2020		1,105		241		—		8		1,354
2021		1,084		223		—		8		1,315
Thereafter		10,551		1,000		—		25		11,576
Total	$	15,387		2,369		278		78		18,112