Accumulated Other Comprehensive Loss (Tables)

6 Months Ended

Nov. 30, 2017

Accumulated Other Comprehensive Loss

Schedule of changes in accumulated other comprehensive loss ("AOCL") by component

	Currency Translation Adjustments			Pension Plans			Total
Balance at September 1, 2017	$	(1.1	)	$	(37.9	)	$	(39.0	)
Other comprehensive income before reclassifications	1.9			—			1.9
Amounts reclassified from AOCL	—			0.3			0.3
Total other comprehensive income	1.9			0.3			2.2
Balance at November 30, 2017	$	0.8		$	(37.6	)	$	(36.8	)
Balance at September 1, 2016	$	(2.6	)	$	(43.0	)	$	(45.6	)
Other comprehensive loss before reclassifications	(1.1		)	—			(1.1		)
Amounts reclassified from AOCL	—			0.2			0.2
Total other comprehensive income (loss)	(1.1		)	0.2			(0.9		)
Balance at November 30, 2016	$	(3.7	)	$	(42.8	)	$	(46.5	)

	Currency Translation Adjustments			Pension Plans			Total
Balance at June 1, 2017	$	(1.7	)	$	(38.2	)	$	(39.9	)
Other comprehensive income before reclassifications	2.5			—			2.5
Amounts reclassified from AOCL	—			0.6			0.6
Total other comprehensive income	2.5			0.6			3.1
Balance at November 30, 2017	$	0.8		$	(37.6	)	$	(36.8	)
Balance at June 1, 2016	$	(1.1	)	$	(43.3	)	$	(44.4	)
Other comprehensive loss before reclassifications	(2.6		)	—			(2.6		)
Amounts reclassified from AOCL	—			0.5			0.5
Total other comprehensive income (loss)	(2.6		)	0.5			(2.1		)
Balance at November 30, 2016	$	(3.7	)	$	(42.8	)	$	(46.5	)