CONSOLIDATED BALANCE SHEETS (USD $) In Millions, unless otherwise specified	Dec. 31, 2012		Dec. 31, 2011
Current Assets
Cash and Cash Equivalents	$ 6,351		$ 5,447
Short-term investments	1,849		150
Accounts and notes receivable, net	3,658		3,206
Device and accessory inventory	1,200		913
Deferred tax assets	1		130
Prepaid expenses and other current assets	700		491
Total current assets	13,759		10,337
Investments	1,053		1,996
Property, Plant and Equipment, Net	13,607		14,009
Intangible assets
Goodwill	359		359
FCC licenses and other	20,677		20,453
Definite-lived intangible assets, net	1,335		1,616
Other assets	780		613
Total assets	51,570		49,383
Current Liabilities
Accounts payable	3,487	[1]	2,348	[1]
Accrued Liabilities, Current	5,008		4,143
Long-term Debt and Capital Lease Obligations, Current	379		8
Total current liabilities	8,874		6,499
Long-term debt, financing and capital lease obligations	23,962		20,266
Deferred Tax Liabilities, Net, Noncurrent	7,047		6,986
Other liabilities	4,600		4,205
Total liabilities	44,483		37,956
Commitments and contingencies
Shareholders' Equity
Common shares, voting, par value $2.00 per share, 6.5 billion shares authorized, 3.010 and 2.996 billion shares issued	6,019		5,992
Paid-in capital	47,016		46,716
Accumulated deficit	(44,815)		(40,489)
Accumulated other comprehensive loss	(1,133)		(792)
Total shareholders' equity	7,087		11,427
Total Liabilities and Shareholders' Equity	$ 51,570		$ 49,383

[1] Includes liabilities in the amounts of $117 million and $121 million as of December 31, 2012 and 2011, respectively, for checks issued in excess of associated bank balances but not yet presented for collection.