Consolidated Balance Sheets - USD ($) $ in Millions	Dec. 31, 2016	Dec. 31, 2015
Current assets:
Cash and cash equivalents	$ 522	$ 936
Accounts receivable, less allowances of $131 and $57, respectively	938	571
Restricted cash		8,444
Prepaid expenses	88	100
Income taxes and other current assets	108	80
Total current assets	1,656	10,131
Property, plant and equipment, net	14,902	8,493
Goodwill	9,674	7,166
Other intangibles, net	2,662	1,143
Other assets	119	151
Total assets	29,013	27,084
Current liabilities:
Long-term debt due within one year	363	384
Accounts payable	698	467
Advanced billings	301	160
Accrued other taxes	134	87
Accrued interest	437	403
Pension and other postretirement benefits	23	33
Other current liabilities	488	359
Total current liabilities	2,444	1,893
Deferred income taxes	2,516	2,666
Pension and other postretirement benefits	1,602	1,163
Other liabilities	372	240
Long-term debt	17,560	15,508
Equity:
Preferred stock, $0.01 par value (50,000 authorized shares, 11.125%, Series A, 19,250 shares issued and outstanding)
Common stock, $0.25 par value (1,750,000 authorized shares, 1,192,986 issued, and 1,172,553 and 1,168,200 outstanding, at December 31, 2016 and 2015, respectively)	298	298
Additional paid-in capital	5,283	6,034
Accumulated deficit	(460)	(87)
Accumulated other comprehensive loss, net of tax	(387)	(353)
Treasury common stock	(215)	(278)
Total equity	4,519	5,614
Total liabilities and equity	$ 29,013	$ 27,084