CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Millions, unless otherwise specified	9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income (loss)	$ 4	$ 134
Reconciliation of net income to net cash provided by operating activities:
Depreciation and amortization	96	147
Deferred income taxes	(238)	99
Provision for bad debts	0	7
Amortization included in interest expense	(16)	(25)
Unrealized (gain) loss on derivatives	(12)	(27)
Non-cash compensation expense	4	5
Equity in (earnings) loss of unconsolidated affiliates	(7)	(15)
Distributions from unconsolidated affiliates	18	15
Other non-cash	(5)	10
Changes in operating assets and liabilities, net of merger impacts	336	17
Net cash flows provided by operating activities	180	367
CASH FLOWS FROM INVESTING ACTIVITIES:
Proceeds from SUGS Contribution	0	463
Proceeds from sale of MGE assets, net of transaction costs	0	973
Capital expenditures	(70)	(200)
Distributions from unconsolidated affiliates In excess of cumulative earnings	36	21
Other	(6)	3
Net cash flows provided by (used in) investing activities	(40)	1,260
CASH FLOWS FROM FINANCING ACTIVITIES:
Distribution to partners	(102)	(313)
Issuance of loans from affiliates	0	1,669
Repayments of loans from affiliates	0	(975)
Repayments of Long-term Debt	0	(1,795)
Net change in revolving credit facilities	0	(210)
Other	0	(8)
Net cash flows used in financing activities	(102)	(1,632)
INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS	38	(5)
CASH AND CASH EQUIVALENTS, beginning of period	17	49
CASH AND CASH EQUIVALENTS, end of period	$ 55	$ 44