Consolidated Balance Sheets - USD ($) $ in Millions	Dec. 31, 2016	Dec. 31, 2015
Current assets:
Cash and cash equivalents	$ 2,392	$ 1,481
Short-term investments	8	6
Accounts receivable, net of allowance for doubtful accounts: 2016 - $28; 2015 - $37	1,122	991
Deferred income taxes		109
Prepaid and other current assets	142	206
Assets of a business held for sale	7	503
Total current assets	3,671	3,296
Property and equipment:
Buildings and leasehold improvements	356	352
Equipment and furniture	452	503
Total property and equipment	808	855
Less: accumulated depreciation	(537)	(585)
Property and equipment, net	271	270
Goodwill	2,949	2,882
Other intangible assets, net	1,506	1,522
Other non-current assets	272	213
Total assets	8,669	8,183
Current liabilities:
Accounts payable	183	206
Accrued compensation and contributions to retirement plans	409	383
Short-term debt	0	143
Income taxes currently payable	95	56
Unearned revenue	1,509	1,421
Accrued legal and regulatory settlements	56	121
Other current liabilities	314	372
Liabilities of a business held for sale	45	206
Total current liabilities	2,611	2,908
Long-term debt	3,564	3,468
Pension and other postretirement benefits	274	276
Other non-current liabilities	439	368
Total liabilities	6,888	7,020
Redeemable noncontrolling interest	1,080	920
Commitments and contingencies (Note 13)
Equity:
Common stock, $1 par value: authorized - 600 million shares; issued - 412 million shares in 2016 and 2015	412	412
Additional paid-in capital	502	475
Retained income	9,210	7,636
Accumulated other comprehensive loss	(773)	(600)
Less: common stock in treasury - at cost: 2016 - 153 million shares; 2015 - 146 million shares	(8,701)	(7,729)
Total equity – controlling interests	650	194
Total equity – noncontrolling interests	51	49
Total equity	701	243
Total liabilities and equity	$ 8,669	$ 8,183