Accumulated Other Comprehensive Income (Loss) (Tables)

3 Months Ended

Aug. 31, 2018

Equity [Abstract]

Schedule of Accumulated Other Comprehensive Income (Loss)

The following tables summarize the activity in Accumulated other comprehensive income (loss), net of tax, by component for the periods indicated:

	Three months ended August 31, 2018
	Foreign currency translation adjustments			Retirement benefit plans			Total
Beginning balance at June 1, 2018	$	(41.9	)	$	(13.8	)	$	(55.7	)
Other comprehensive income (loss) before reclassifications	(3.1		)	—			(3.1		)
Less amount reclassified from Accumulated other comprehensive income (loss):
Amortization (net of tax of $0.0)	—			0.2			0.2
Other comprehensive income (loss)	(3.1		)	0.2			(2.9		)
Ending balance at August 31, 2018	$	(45.0	)	$	(13.6	)	$	(58.6	)
	Three months ended August 31, 2017
	Foreign currency translation adjustments			Retirement benefit plans			Total
Beginning balance at June 1, 2017	$	(45.3	)	$	(48.9	)	$	(94.2	)
Other comprehensive income (loss) before reclassifications	3.7			—			3.7
Less amount reclassified from Accumulated other comprehensive income (loss):
Amortization (net of tax of $0.1)	—			0.5			0.5
Other comprehensive income (loss)	3.7			0.5			4.2
Ending balance at August 31, 2017	$	(41.6	)	$	(48.4	)	$	(90.0	)

Reclassification out of Accumulated Other Comprehensive Income

The following table presents the impact on earnings of reclassifications out of Accumulated other comprehensive income (loss) for the periods indicated:

	Three months ended August 31,					Affected line items in the condensed consolidated statements of operations
	2018		2017
Employee benefit plans:
Amortization of unrecognized gain (loss)	$	0.2	$	0.6		Other components of net periodic benefit (cost)
Less: Tax effect	—		(0.1		)	Provision (benefit) for income taxes
Total cost, net of tax	$	0.2	$	0.5