Contingencies and Commitments (Tables)

3 Months Ended

Mar. 31, 2014

Commitments and Contingencies Disclosure [Abstract]

Contractual Obligation, Fiscal Year Maturity Schedule [Table Text Block]

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

	March 31, 2014
	($ in millions)
2014	$	1,546
2015	1,830
2016	1,915
2017	1,948
2018	1,749
2019 - 2099	7,746
Total	$	16,734