Fair Value Measurements (Tables)

6 Months Ended

May 31, 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):

			May 31, 2017
	Fair Value		Level 1		Level 2		Level 3
Assets
Cash and cash equivalents	$	130.0	$	130.0	$	—	$	—
Insurance contracts	113.0		—		113.0		—
Bonds and other long-term investments	9.2		9.2		—		—
Foreign currency derivatives	3.2		—		3.2		—
Total	$	255.4	$	139.2	$	116.2	$	—
Liabilities
Foreign currency derivatives	$	3.2	$	—	$	3.2	$	—
Interest rate derivatives	2.4		—		2.4		—
Total	$	5.6	$	—	$	5.6	$	—

			May 31, 2016
	Fair Value		Level 1		Level 2		Level 3
Assets
Cash and cash equivalents	$	131.5	$	131.5	$	—	$	—
Insurance contracts	103.4		—		103.4		—
Bonds and other long-term investments	9.5		9.5		—		—
Interest rate derivatives	3.0		—		3.0		—
Foreign currency derivatives	3.7		—		3.7		—
Total	$	251.1	$	141.0	$	110.1	$	—
Liabilities
Foreign currency derivatives	$	1.5	$	—	$	1.5	$	—
Contingent consideration related to D&A acquisition	29.6		—		—		29.6
Total	$	31.1	$	—	$	1.5	$	29.6

			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 amounts and fair values of our long-term debt (including the current portion thereof) at May 31, 2017, May 31, 2016 and November 30, 2016 (in millions):

	May 31, 2017		May 31, 2016		November 30, 2016
Carrying amount	$	1,054.9	$	1,054.6	$	1,056.9
Fair value	1,116.3		1,142.5		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 six months ended May 31, 2017 and 2016 is summarized as follows (in millions):

	Beginning of year		Changes in fair value including accretion		Impact of foreign currency		Effect of agreed upon settlement			Balance as of end of period
Six months ended May 31, 2017	$	28.9	$	0.3	$	1.7	$	(30.9	)	$	—
Six months ended May 31, 2016	$	27.1	$	1.0	$	1.5	$	—		$	29.6