Condensed Consolidated Balance Sheets (USD $) In Millions	Sep. 30, 2011		Dec. 31, 2010
Current assets:
Cash and cash equivalents	$ 543		$ 315
Restricted cash	51		60
Financial investments, at fair value	294	[1]	253	[1]
Receivables, net	347		298
Deferred tax assets	20		13
Open clearing contracts:
Derivative positions, at fair value	1,423		4,037
Resale agreements, at contract value	2,873		3,441
Other current assets	126		93
Total current assets	5,677		8,510
Non-current restricted cash	105		105
Property and equipment, net	168		164
Non-current deferred tax assets	385		433
Goodwill	5,046		5,127
Intangible assets, net	1,657		1,719
Other non-current assets	119		149
Total assets	13,157		16,207
Current liabilities:
Accounts payable and accrued expenses	175		142
Section 31 fees payable to SEC	30		82
Accrued personnel costs	105		122
Deferred revenue	152		122
Other current liabilities	151		119
Deferred tax liabilities	26		26
Open clearing contracts:
Derivative positions, at fair value	1,423		4,037
Repurchase agreements, at contract value	2,873		3,441
Current portion of debt obligations	45		140
Total current liabilities	4,980		8,231
Debt obligations	2,168		2,181
Non-current deferred tax liabilities	678		698
Non-current deferred revenue	158		170
Other non-current liabilities	177		198
Total liabilities	8,161		11,478
Commitments and contingencies
NASDAQ OMX stockholders' equity:
Common stock, $0.01 par value, 300,000,000 shares authorized, shares issued: 213,381,697 at September 30, 2011 and 213,370,086 at December 31, 2010; shares outstanding: 177,136,116 at September 30, 2011 and 175,782,683 at December 31, 2010	2		2
Preferred stock, 30,000,000 shares authorized, series A convertible preferred stock: shares issued: 1,600,000 at September 30, 2011 and December 31, 2010; shares outstanding: none at September 30, 2011 and December 31, 2010
Additional paid-in capital	3,790		3,780
Common stock in treasury, at cost: 36,245,581 shares at September 30, 2011 and 37,587,403 shares at December 31, 2010	(769)		(796)
Accumulated other comprehensive loss	(346)		(272)
Retained earnings	2,310		2,004
Total NASDAQ OMX stockholders' equity	4,987		4,718
Noncontrolling interests	9		11
Total equity	4,996		4,729
Total liabilities and equity	$ 13,157		$ 16,207

[1] Primarily comprised of trading securities, mainly Swedish government debt securities, of $270 million as of September 30, 2011 and $220 million as of December 31, 2010. Of these securities, $212 million as of September 30, 2011 and $190 million as of December 31, 2010 are restricted assets to meet regulatory capital requirements primarily for NASDAQ OMX Stockholm's clearing operations. This balance also includes our 1% available-for-sale investment security in DFM of $24 million as of September 30, 2011 and $33 million as of December 31, 2010. See Note 6, "Investments," for further discussion of our trading investment securities and available-for-sale investment security.