Fair Value Measurements (Tables)

3 Months Ended

Feb. 28, 2017

Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]

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, 2017
	Fair Value		Level 1		Level 2		Level 3
Assets
Cash and cash equivalents	$	125.7	$	125.7	$	—	$	—
Insurance contracts	111.1		—		111.1		—
Bonds and other long-term investments	9.0		9.0		—		—
Foreign currency derivatives	3.5		—		3.5		—
Total	$	249.3	$	134.7	$	114.6	$	—
Liabilities
Foreign currency derivatives	$	8.5	$	—	$	8.5	$	—
Interest rate derivatives	2.1		—		2.1		—
Contingent consideration related to D&A acquisition	29.3		—		—		29.3
Total	$	39.9	$	—	$	10.6	$	29.3

			February 29, 2016
	Fair Value		Level 1		Level 2		Level 3
Assets
Cash and cash equivalents	$	111.8	$	111.8	$	—	$	—
Insurance contracts	97.7		—		97.7		—
Bonds and other long-term investments	9.2		9.2		—		—
Interest rate derivatives	4.5		—		4.5		—
Foreign currency derivatives	4.4		—		4.4		—
Total	$	227.6	$	121.0	$	106.6	$	—
Liabilities
Foreign currency derivatives	$	1.8	$	—	$	1.8	$	—
Contingent consideration related to D&A acquisition	28.4		—		—		28.4
Total	$	30.2	$	—	$	1.8	$	28.4

			November 30, 2016
	Fair Value		Level 1		Level 2		Level 3
Assets
Cash and cash equivalents	$	118.4	$	118.4	$	—	$	—
Insurance contracts	106.0		—		106.0		—
Bonds and other long-term investments	10.2		10.2		—		—
Foreign currency derivatives	4.9		—		4.9		—
Total	$	239.5	$	128.6	$	110.9	$	—
Liabilities
Foreign currency derivatives	$	5.4	$	—	$	5.4	$	—
Interest rate derivatives	1.2		—		1.2		—
Contingent consideration related to D&A acquisition	28.9		—		—		28.9
Total	$	35.5	$	—	$	6.6	$	28.9

Fair Value, by Balance Sheet Grouping [Table Text Block]

The following table sets forth the carrying amount and fair values of our long-term debt (including the current portion thereof) at February 28, 2017, February 29, 2016 and November 30, 2016 (in millions):

	February 28, 2017		February 29, 2016		November 30, 2016
Carrying amount	$	1,054.2	$	1,055.6	$	1,056.9
Fair value	1,107.4		1,147.3		1,118.3

Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block]

The change in fair value of our Level 3 liabilities, which relates solely to the contingent consideration related to our acquisition of D&A, for the three months ended February 28, 2017 and February 29, 2016 is summarized as follows (in millions):

	Beginning of year		Settlements		Changes in fair value including accretion		Impact of foreign currency		Balance as of end of period
First quarter 2017	$	28.9	$	—	$	0.3	$	0.1	$	29.3
First quarter 2016	$	27.1	$	—	$	0.4	$	0.9	$	28.4