Unconsolidated Affiliates (Tables)

3 Months Ended

Mar. 31, 2014

Equity Method Investments and Joint Ventures [Abstract]

Summary Investment Holdings [Table Text Block]

	March 31, 2014		December 31, 2013
	(in millions)
Enable	$	4,340	$	4,319
SESH	200		199
Total	$	4,540	$	4,518

Schedule of Equity in Earning of Unconsolidated Affiliates [Table Text Block]

	Three Months Ended March 31,
	2014		2013
	(in millions)
Enable	$	88	$	—
SESH (1)	3		5
	$	91	$	5

(1) On May 1, 2013, CERC contributed a 24.95% interest in SESH to Enable, leaving CERC with a 25.05% interest in SESH.

Summarized consolidated income information for Enable for the three months ended March 31, 2014 is as follows (in millions):

Operating revenues	$	1,002
Cost of sales, excluding depreciation and amortization	633
Operating income	162
Net income attributable to Enable	149
CERC's approximate 58.3% interest	$	87
Basis difference accretion gain	1
CERC's approximate 58.3% interest, net	$	88

Schedule of Balance Sheet of Unconsolidated Affiliate [Table Text Block]

Current assets	$	500
Non-current assets	10,758
Current liabilities	1,039
Non-current liabilities	2,002
Non-controlling interest	34
Enable Partner's capital	8,183
CERC's approximate 58.3% interest, net	$	4,773
CERC's basis difference	(433		)
CERC's investment in Enable	$	4,340

Schedule of Basis Difference of Unconsolidated Affiliates [Table Text Block]

Basis difference attributable to goodwill as of Closing Date (1)	$	229
Basis difference to be accreted over 30 years as of Closing Date	210
Total basis difference as of Closing Date	439
Accumulated accretion of basis difference as of March 31, 2014	(6		)
CERC's basis difference in Enable as of March 31, 2014	$	433

(1) This difference related to CERC’s proportionate share of Enable’s goodwill arising from Enable's acquisition of Enogex, and therefore will not be recognized by CERC.