Fair Value Measurements (Tables)

3 Months Ended

Feb. 28, 2018

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, 2018
	Fair Value		Level 1		Level 2		Level 3
Assets
Cash and cash equivalents	$	179.6	$	179.6	$	—	$	—
Insurance contracts	119.6		—		119.6		—
Bonds and other long-term investments	6.5		6.5		—		—
Foreign currency derivatives	11.0		—		11.0		—
Total	$	316.7	$	186.1	$	130.6	$	—
Liabilities
Foreign currency derivatives	$	4.8	$	—	$	4.8	$	—
Interest rate derivatives	5.7		—		5.7		—
Total	$	10.5	$	—	$	10.5	$	—

			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

			November 30, 2017
	Fair Value		Level 1		Level 2		Level 3
Assets
Cash and cash equivalents	$	186.8	$	186.8	$	—	$	—
Insurance contracts	119.5		—		119.5		—
Bonds and other long-term investments	7.5		7.5		—		—
Foreign currency derivatives	12.7		—		12.7		—
Total	$	326.5	$	194.3	$	132.2	$	—
Liabilities
Foreign currency derivatives	$	4.7	$	—	$	4.7	$	—
Interest rate derivatives	2.5		—		2.5		—
Total	$	7.2	$	—	$	7.2	$	—

Fair Value, by Balance Sheet Grouping

The following table sets forth the carrying amounts and fair values of our long-term debt (including the current portion thereof) at February 28, 2018, February 28, 2017 and November 30, 2017 (in millions):

	February 28, 2018		February 28, 2017		November 30, 2017
Carrying amount	$	4,454.2	$	1,054.2	$	4,769.5
Fair value	4,452.5		1,107.4		4,858.5

Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation

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 is summarized as follows (in millions):

	Beginning of year		Changes in fair value including accretion		Impact of foreign currency		Balance as of end of period
Three months ended February 28, 2017	$	28.9	$	0.3	$	0.1	$	29.3