CONSOLIDATED STATEMENTS OF OPERATIONS (USD $) In Millions, except Per Share data, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Revenue	$ 2,972.5	$ 2,730.3	$ 2,280.7
Expenses
Operating	822.4	795.0	683.5
Selling, general and administrative	822.1	752.2	629.6
Goodwill impairment charge	0	12.2	0
Depreciation and amortization	93.4	93.5	79.2
Total expenses	1,737.9	1,652.9	1,392.3
Operating income	1,234.6	1,077.4	888.4
Interest income (expense), net	(91.8)	(63.8)	(62.1)
Other non-operating income (expense), net	26.5	10.4	13.5
Non-operating income (expense), net	(65.3)	(53.4)	(48.6)
Income before provision for income taxes	1,169.3	1,024.0	839.8
Provision for income taxes	353.4	324.3	261.8
Net income	815.9	699.7	578.0
Less: Net income attributable to noncontrolling interests	11.4	9.7	6.6
Net income attributable to Moody's	$ 804.5	$ 690.0	$ 571.4
Earnings per share
Basic	$ 3.67	$ 3.09	$ 2.52
Diluted	$ 3.60	$ 3.05	$ 2.49
Weighted average shares outstanding
Basic	219.4	223.2	226.3
Diluted	223.5	226.6	229.4