Consolidated Balance Sheets (USD $) In Millions, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012
Current assets:
Cash and equivalents	$ 1,542	$ 760
Short-term investments	18	1
Accounts receivable, net of allowance for doubtful accounts: 2013 - $52; 2012 - $54	979	954
Deferred income taxes	108	117
Prepaid and other current assets	228	127
Assets held for sale	61	1,940
Total current assets	2,936	3,899
Property and equipment:
Buildings and leasehold improvements	436	439
Equipment and furniture	430	701
Total property and equipment	866	1,140
Less: accumulated depreciation	(617)	(772)
Property and equipment, net	249	368
Goodwill	1,412	1,438
Other intangible assets, net	1,033	1,081
Asset for pension benefits	261	98
Other non-current assets	170	168
Total assets	6,061	7,052
Current liabilities:
Accounts payable	219	249
Accrued compensation and contributions to retirement plans	427	453
Short-term debt	0	457
Income taxes currently payable	15	158
Unearned revenue	1,309	1,229
Other current liabilities	402	457
Liabilities held for sale	0	664
Total current liabilities	2,372	3,667
Long-term debt	799	799
Pension and other postretirement benefits	264	529
Deferred income taxes	205	56
Other non-current liabilities	267	351
Total liabilities	3,907	5,402
Redeemable noncontrolling interest	810	810
Commitments and contingencies (Note 12)
Equity:
Common stock, $1 par value: authorized - 600 million shares; issued - 412 million shares in 2013 and 2012	412	412
Additional paid-in capital	447	492
Retained income	7,384	6,525
Accumulated other comprehensive loss	(196)	(517)
Less: common stock in treasury - at cost: 2013 - 141 million shares; 2012 - 133 million shares	(6,746)	(6,145)
Total equity – controlling interests	1,301	767
Total equity – noncontrolling interests (including 2013 - $25 and 2012 - $25 attributable to discontinued operations)	43	73
Total equity	1,344	840
Total liabilities and equity	$ 6,061	$ 7,052