CONSOLIDATED BALANCE SHEETS - USD ($) $ in Millions		Dec. 31, 2017	Dec. 31, 2016
Current Assets:
Cash and cash equivalents		$ 12	$ 1
Accounts receivable, less bad debt reserve of $18 million and $14 million, respectively		713	512
Accrued unbilled revenue		307	229
Accounts and notes receivable — affiliated companies		6	5
Material and supplies		56	47
Natural gas inventory		222	131
Non-trading derivative assets		110	51
Prepaid expenses and other current assets		166	81
Total current assets		1,592	1,057
Property, Plant and Equipment, Net		4,852	4,569
Other Assets:
Goodwill		867	862
Non-trading derivative assets		44	19
Investment in unconsolidated affiliates		2,472	2,505
Other		285	206
Total other assets		3,668	3,592
Total Assets	[1]	10,112	9,218
Current Liabilities:
Short-term borrowings	[2]	39	35
Current portion of long-term debt	[2]	0	250
Accounts payable		669	471
Accounts and notes payable — affiliated companies		611	40
Taxes accrued		75	73
Interest accrued		32	33
Customer deposits		76	80
Non-trading derivative liabilities		20	41
Other		137	124
Total current liabilities		1,659	1,147
Other Liabilities:
Deferred income taxes, net		1,289	1,925
Non-trading derivative liabilities		4	5
Benefit obligations		97	104
Regulatory liabilities		1,201	769
Other		297	221
Total other liabilities		2,888	3,024
Long-Term Debt, net		2,457	2,125
Commitments and Contingencies (Note 14)
Stockholder’s Equity:
Common stock		0	0
Paid-in capital		2,528	2,489
Retained earnings		574	430
Accumulated comprehensive income		6	3
Total stockholder’s equity		3,108	2,922
Total Liabilities And Stockholder’s Equity		$ 10,112	$ 9,218

[1] Amounts for 2015 have been restated to reflect the adoption of ASU 2015-03.

[2] Includes amounts due or exchangeable within one year of the date noted.