Fair Value Measurements (Tables)

3 Months Ended

Feb. 28, 2015

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, 2015
	Fair Value		Level 1		Level 2		Level 3
Assets
Cash and cash equivalents	$	81.8	$	81.8	$	—	$	—
Insurance contracts	106.8		—		106.8		—
Bonds and other long-term investments	7.8		7.8		—		—
Interest rate derivatives	4.9		—		4.9		—
Foreign currency derivatives	8.4		—		8.4		—
Total	$	209.7	$	89.6	$	120.1	$	—
Liabilities
Foreign currency derivatives	$	3.4	$	—	$	3.4	$	—

			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	$	—

			November 30, 2014
	Fair Value		Level 1		Level 2		Level 3
Assets
Cash and cash equivalents	$	77.3	$	77.3	$	—	$	—
Insurance contracts	104.5		—		104.5		—
Bonds and other long-term investments	8.5		8.5		—		—
Interest rate derivatives	7.4		—		7.4		—
Foreign currency derivatives	4.9		—		4.9		—
Total	$	202.6	$	85.8	$	116.8	$	—
Liabilities
Foreign currency derivatives	$	1.4	$	—	$	1.4	$	—