CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Millions, unless otherwise specified	6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011
Cash flows from operating activities
Net loss	$ (2,237)	$ (1,286)
Adjustments to reconcile net loss to net cash provided by operating activities:
Asset impairments	84	0
Depreciation and amortization	3,562	2,490
Provision for losses on accounts receivable	269	199
Share-based compensation expense	39	37
Deferred income taxes	84	115
Equity in losses of unconsolidated investments and other, net	671	1,000
Gains from asset dispositions and exchanges	(29)	0
Contribution to pension plan	(92)	(112)
Spectrum hosting contract termination	(236)	0
Other changes in assets and liabilities:
Accounts and notes receivable	(263)	(244)
Inventories and other current assets	(63)	(495)
Accounts payable and other current liabilities	293	129
Non-current assets and liabilities, net	31	135
Other, net	42	26
Net cash provided by operating activities	2,155	1,994
Cash flows from investing activities
Capital expenditures	(1,711)	(1,403)
Expenditures relating to FCC licenses	(107)	(128)
Investment in Clearwire	(128)	0
Proceeds from sales and maturities of short-term investments	315	625
Purchases of short-term investments	(1,067)	(640)
Other, net	10	(18)
Net cash used in investing activities	(2,688)	(1,564)
Cash flows from financing activities
Proceeds from debt and financings	2,000	0
Repayments of debt and capital lease obligations	(1,004)	(1,653)
Debt financing costs	(57)	(3)
Other, net	7	9
Net cash provided by (used in) financing activities	946	(1,647)
Net increase (decrease) in cash and cash equivalents	413	(1,217)
Cash and cash equivalents, beginning of period	5,447	5,173
Cash and cash equivalents, end of period	$ 5,860	$ 3,956