CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Millions	9 Months Ended
	Sep. 30, 2011	Sep. 30, 2010
Operating activities
Net income	$ 7,033	$ 5,962
Adjustments:
Depreciation and amortization of property and equipment	1,011	787
Amortization of intangible and other assets	337	228
Stock-based compensation expense	1,437	980
Excess tax benefits from stock-based award activities	(61)	(43)
Deferred income taxes	526	23
Other	3	(7)
Changes in assets and liabilities, net of effects of acquisitions:
Accounts receivable	(247)	(456)
Income taxes, net	268	(295)
Prepaid revenue share, expenses and other assets	(146)	(355)
Accounts payable	72	314
Accrued expenses and other liabilities	255	316
Accrued revenue share	70	69
Deferred revenue	83	32
Net cash provided by operating activities	10,641	7,555
Investing activities
Purchases of property and equipment	(2,487)	(1,473)
Purchases of marketable securities	(43,693)	(37,589)
Maturities and sales of marketable securities	33,107	30,369
Investments in non-marketable equity securities	(358)	(265)
Cash collateral received from securities lending	694	2,861
Investments in reverse repurchase agreements	(395)	(875)
Acquisitions, net of cash acquired, and purchases of intangible and other assets	(1,350)	(859)
Net cash used in investing activities	(14,482)	(7,831)
Financing activities
Net payments related to stock-based award activities	(20)	(65)
Excess tax benefits from stock-based award activities	61	43
Repurchase of common stock in connection with acquisitions	0	(801)
Proceeds from issuance of debt, net of costs	8,780	2,544
Repayment of debt	(8,054)	(423)
Net cash provided by financing activities	767	1,298
Effect of exchange rate changes on cash and cash equivalents	74	37
Net increase (decrease) in cash and cash equivalents	(3,000)	1,059
Cash and cash equivalents at beginning of year	13,630	10,198
Cash and cash equivalents at end of period	10,630	11,257
Supplemental disclosures of cash flow information
Cash paid for income taxes	914	1,954
Non-cash financing activity:
Fair value of common stock issued and vested options assumed in connection with acquisitions	$ 0	$ 750