CONSOLIDATED BALANCE SHEETS - USD ($) $ in Millions	Sep. 30, 2015	Dec. 31, 2014
CURRENT ASSETS
Cash and cash equivalents	$ 355	$ 128
Accounts receivable, less allowance of $160 and $162	1,951	1,988
Deferred income taxes, net	450	880
Other	594	580
Total current assets	3,350	3,576
NET PROPERTY, PLANT AND EQUIPMENT
Property, plant and equipment	38,250	36,718
Accumulated depreciation	(20,182)	(18,285)
Net property, plant and equipment	18,068	18,433
GOODWILL AND OTHER ASSETS
Goodwill	20,757	20,755
Other intangible assets, less accumulated amortization of $1,767 and $1,729	1,568	1,647
Other, net	849	843
Total goodwill and other assets	27,336	28,138
TOTAL ASSETS	48,754	50,147
CURRENT LIABILITIES
Current maturities of long-term debt	1,910	550
Accounts payable	1,087	1,226
Accrued expenses and other liabilities
Salaries and benefits	682	641
Income and other taxes	535	309
Interest	329	256
Other	268	210
Advance billings and customer deposits	736	726
Total current liabilities	5,547	3,918
LONG-TERM DEBT	18,504	20,121
DEFERRED CREDITS AND OTHER LIABILITIES
Deferred income taxes, net	3,742	4,030
Benefit plan obligations, net	5,534	5,808
Other	1,177	1,247
Total deferred credits and other liabilities	$ 10,453	$ 11,085
COMMITMENTS AND CONTINGENCIES (Note 8)
STOCKHOLDERS' EQUITY
Preferred stock—non-redeemable, $25.00 par value, authorized 2,000 shares, issued and outstanding 7 and 7 shares	$ 0	$ 0
Common stock, $1.00 par value, authorized 1,600,000 and 1,600,000 shares, issued and outstanding 554,090 and 568,517 shares	554	569
Additional paid-in capital	15,460	16,324
Accumulated other comprehensive loss	(1,941)	(2,017)
Retained earnings	177	147
Total stockholders' equity	14,250	15,023
TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY	48,754	50,147
Customer relationships
Customer relationships, less accumulated amortization of $5,414 and $4,682	$ 4,162	$ 4,893