Consolidated Statements of Operations - USD ($) shares in Thousands, $ in Millions	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Revenue	$ 8,172	$ 8,229	$ 6,777
Costs and Expenses:
Network access costs	2,725	2,833	2,529
Network related expenses	1,346	1,432	1,246
Depreciation and amortization	1,250	1,166	808
Selling, general and administrative expenses	1,407	1,467	1,181
Total costs and expenses	6,728	6,898	5,764
Operating Income	1,444	1,331	1,013
Other Income (Expense):
Interest income	4	1	1
Interest expense	(546)	(642)	(654)
Loss on modification and extinguishment of debt	(40)	(218)	(53)
Venezuela deconsolidation charge	0	(171)	0
Other, net	(20)	(18)	(69)
Total other expense	(602)	(1,048)	(775)
Income (Loss) Before Income Taxes	842	283	238
Income Tax Benefit (Expense)	(165)	3,150	76
Net Income	$ 677	$ 3,433	$ 314
Net Income (Loss) Per Share -Basic	$ 1.89	$ 9.71	$ 1.23
Shares Used to Compute Basic Net Income (Loss)per Share (in thousands)	358,559	353,385	254,428
Net Income (Loss) Per Share - Diluted	$ 1.87	$ 9.58	$ 1.21
Shares Used to Compute Diluted Net Income (Loss)per Share (in thousands)	361,472	358,593	258,483