Goodwill and Other Intangible Assets (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012
Goodwill [Roll Forward]
Goodwill, Beginning balance	$ 1,438	$ 1,104
Acquisitions		325
Transfers/reorganizations		3
Dispositions	(36)
Other ( primarily Fx )	10	6
Goodwill, Ending balance	1,412	1,438
S&P Ratings
Goodwill [Roll Forward]
Goodwill, Beginning balance	130	197
Acquisitions		29
Transfers/reorganizations		(95)
Dispositions	0
Other ( primarily Fx )	(5)	(1)
Goodwill, Ending balance	125	130
S&P Capital IQ
Goodwill [Roll Forward]
Goodwill, Beginning balance	457	238
Acquisitions		164
Transfers/reorganizations		53
Dispositions	(3)
Other ( primarily Fx )	15	2
Goodwill, Ending balance	469	457
S&P DJ Indices
Goodwill [Roll Forward]
Goodwill, Beginning balance	380	223
Acquisitions		111
Transfers/reorganizations		45
Dispositions	(4)
Other ( primarily Fx )	0	1
Goodwill, Ending balance	376	380
C&C
Goodwill [Roll Forward]
Goodwill, Beginning balance	471	446
Acquisitions		21
Transfers/reorganizations		0
Dispositions	(29)
Other ( primarily Fx )	0	4
Goodwill, Ending balance	$ 442	$ 471