Revenue Recognition (Tables)

3 Months Ended

Aug. 31, 2018

Revenue Recognition

Schedule of net contract assets and liabilities

	August 31, 2018			June 1, 2018			Change
Contract assets — current	$	48.8		$	49.6		$	(0.8	)
Contract assets — non-current	23.1			12.9			10.2
Contract liabilities — current	(11.4		)	(9.4		)	(2.0		)
Contract liabilities — non-current	(47.1		)	(33.0		)	(14.1		)
Net contract assets	$	13.4		$	20.1		$	(6.7	)

Schedule of disaggregation of revenue from major customer markets

	Three Months Ended August 31,
	2018		2017
Aviation Services
Commercial	$	306.7	$	296.8
Government and defense	131.7		74.5
	$	438.4	$	371.3
Expeditionary Services
Commercial	$	8.5	$	8.3
Government and defense	19.4		18.3
	$	27.9	$	26.6

Schedule of sales by geographic region

	Three Months Ended August 31,
	2018		2017
Aviation Services
North America	$	319.5	$	257.5
Europe/Africa	81.0		68.6
Other	37.9		45.2
	$	438.4	$	371.3
Expeditionary Services
North America	$	25.7	$	24.7
Europe/Africa	1.7		1.8
Other	0.5		0.1
	$	27.9	$	26.6