Condensed Consolidated Statements of Income - USD ($) $ in Millions	3 Months Ended
Aug. 31, 2017	Aug. 31, 2016
Sales:
Sales from products	$ 244.7	$ 213.9
Sales from services	194.5	190.9
Total sales	439.2	404.8
Cost and operating expenses:
Cost of products	199.6	179.5
Cost of services	175.1	163.8
Selling, general and administrative	48.0	44.8
Total costs and operating expenses	422.7	388.1
Operating income	16.5	16.7
Interest expense	(1.7)	(1.3)
Income from continuing operations before provision for income taxes	14.8	15.4
Provision for income taxes	4.2	5.5
Income from continuing operations	10.6	9.9
Loss from discontinued operations		(0.4)
Net income	$ 10.6	$ 9.5
Earnings per share - basic:
Earnings from continuing operations	$ 0.31	$ 0.29
Loss from discontinued operations		(0.01)
Earnings per share - basic	0.31	0.28
Earnings per share - diluted:
Earnings from continuing operations	0.31	0.29
Loss from discontinued operations		(0.01)
Earnings per share - diluted	$ 0.31	$ 0.28

Sum of operating profit and nonoperating income (expense) before income taxes and noncontrolling interest.

No definition available.

Name:	air_IncomeLossFromContinuingOperationsBeforeIncomeTaxesAndMinorityInterest
Namespace Prefix:	air_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Amount after tax of income (loss) from a discontinued operation including the portion attributable to the noncontrolling interest. Includes, but is not limited to, the income (loss) from operations during the phase-out period, gain (loss) on disposal, gain (loss) for reversal of write-down (write-down) to fair value, less cost to sell, and adjustments to a prior period gain (loss) on disposal attributable to the parent.

+ References

No definition available.