Fair Value Measurements (Tables)

3 Months Ended

Feb. 28, 2014

Fair Value Disclosures [Abstract]

Assets and liabilities measured at fair value on recurring basis

Our population of financial assets and liabilities subject to fair value measurements on a recurring basis are as follows (in millions):

			February 28, 2014
	Fair Value		Level 1		Level 2		Level 3
Assets
Cash and cash equivalents	$	89.4	$	89.4	$	—	$	—
Insurance contracts	92.3		—		92.3		—
Bonds and other long-term investments	15.2		15.2		—		—
Interest rate derivatives	9.7		—		9.7		—
Foreign currency derivatives	2.4		—		2.4		—
Total	$	209.0	$	104.6	$	104.4	$	—
Liabilities
Foreign currency derivatives	$	1.9	$	—	$	1.9	$	—

			February 28, 2013
	Fair Value		Level 1		Level 2		Level 3
Assets
Cash and cash equivalents	$	68.6	$	68.6	$	—	$	—
Insurance contracts	75.7		—		75.7		—
Bonds and other long-term investments	13.9		13.9		—		—
Interest rate derivatives	15.4		—		15.4		—
Foreign currency derivatives	2.3		—		2.3		—
Total	$	175.9	$	82.5	$	93.4	$	—
Liabilities
Foreign currency derivatives	$	1.4	$	—	$	1.4	—

			November 30, 2013
	Fair Value		Level 1		Level 2		Level 3
Assets
Cash and cash equivalents	$	63.0	$	63.0	$	—	$	—
Insurance contracts	90.1		—		90.1		—
Bonds and other long-term investments	13.3		13.3		—		—
Interest rate derivatives	12.2		—		12.2		—
Foreign currency derivatives	1.1		—		1.1		—
Total	$	179.7	$	76.3	$	103.4	$	—
Liabilities
Foreign currency derivatives	$	1.6	$	—	$	1.6	$	—
Total	$	1.6	$	—	$	1.6	$	—