Comprehensive Income And Noncontrolling Interests (Tables)

9 Months Ended

Sep. 30, 2011

Comprehensive Income And Noncontrolling Interests [Abstract]

Components Of Total Comprehensive Income, Net Of Tax

	Three Months Ended September 30,
	2011									2010
	Shareholders' of  Moody's Corporation			Noncontrolling Interests			Total			Shareholders' of  Moody's Corporation			Noncontrolling Interests		Total
Net income	$	130.7		$	1.4		$	132.1		$	136.0		$	1.2	$	137.2
Net realized and unrealized gain/(loss) on cash flow hedges (net of tax of $0.5 million and $0.1 million in 2011 and 2010, respectively)		0.7			—			0.7			(0.6	)		—		(0.6	)
FX translation (net of tax of $0.1 million and $1.7 million in 2011 and 2010, respectively)		(73.3	)		(1.1	)		(74.4	)		58.8			0.7		59.5
Amortization and recognition of actuarial losses and prior service costs (net of tax of $0.5 million and $0.4 million in 2011 and 2010, respectively)		0.6			—			0.6			0.5			—		0.5
Total comprehensive income		$58.7			$0.3			$59.0			$194.7			$1.9		$196.6

	Nine Months Ended September 30,
	2011									2010
	Shareholders' of Moody's Corporation			Noncontrolling Interests			Total			Shareholders' of Moody's Corporation			Noncontrolling Interests		Total
Net income	$	475.2		$	4.7		$	479.9		$	370.4		$	4.1	$	374.5
Net realized and unrealized gain/(loss) on cash flow hedges (net of tax of $1.2 million and $0.1 million in 2011 and 2010, respectively)		1.8			—			1.8			(0.3	)		—		(0.3	)
FX translation (net of tax of $0.1 million and $10.3 million in 2011 and 2010, respectively)		(37.9	)		(0.3	)		(38.2	)		11.5			0.3		11.8
Net actuarial gains and prior service costs (net of tax of $2.4 million and $2.9 million in 2011 and 2010, respectively)		(3.3	)		—			(3.3	)		4.1			—		4.1
Amortization and recognition of actuarial losses and prior service costs (net of tax of $1.7 million and $1.4 million in 2011 and 2010, respectively)		2.3			—			2.3			1.3			—		1.3
Total comprehensive income	$	438.1		$	4.4		$	442.5		$	387.0		$	4.4	$	391.4

Activity In the Company's Noncontrolling Interests

	Nine Months Ended September 30,
	2011			2010
Beginning Balance	$	11.2		$	10.1
Net income attributable to noncontrolling interests		4.7			4.1
Dividends declared to noncontrolling interests		(4.8	)		(4.4	)
Purchase of KIS Pricing shares from noncontrolling interest		(1.0	)		—
FX translation		(0.3	)		0.3
Ending Balance	$	9.8		$	10.1