Consolidated Statements of Income (Unaudited) (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011
Revenue:
Product	$ 833	$ 941	$ 1,589	$ 1,761
Service	1,120	967	3,241	2,965
Total revenue	1,953	1,908	4,830	4,726
Operating-related expenses:
Product	332	374	708	786
Service	348	337	1,075	1,021
Total operating-related expenses	680	711	1,783	1,807
Selling and general expenses	701	552	1,811	1,635
Depreciation	23	23	69	74
Amortization of intangibles	21	15	53	43
Total expenses	1,425	1,301	3,716	3,559
Other income	0	0	0	(13)
Operating income	528	607	1,114	1,180
Interest expense, net	20	18	61	57
Income from continuing operations before taxes on income	508	589	1,053	1,123
Provision for taxes on income	171	214	369	408
Income from continuing operations	337	375	684	715
Loss from discontinued operations, net of tax	0	(1)	0	(2)
Net income	337	374	684	713
Less: net income attributable to noncontrolling interests	(23)	(8)	(32)	(17)
Net income attributable to The McGraw-Hill Companies, Inc.	314	366	652	696
Amounts attributable to The McGraw-Hill Companies, Inc. common shareholders:
Income from continuing operations	314	367	652	698
Loss from discontinued operations, net of tax	0	(1)	0	(2)
Net income	$ 314	$ 366	$ 652	$ 696
Earnings per share attributable to The McGraw-Hill Companies, Inc. common shareholders:
Basic (in usd per share)	$ 1.13	$ 1.23	$ 2.34	$ 2.31
Diluted (in usd per share)	$ 1.10	$ 1.21	$ 2.29	$ 2.27
Average number of common shares outstanding:
Basic (in shares)	278.7	297.8	278.8	302.2
Diluted (in shares)	284.6	303.6	284.6	307.4
Dividend declared per common share (in usd per share)	$ 0.255	$ 0.250	$ 0.765	$ 0.75