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Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	12 Months Ended
	Apr. 30, 2015	Apr. 30, 2014	Apr. 30, 2013
Statement of Comprehensive Income [Abstract]
Net earnings	$ 3,640	$ 4,003	$ 3,681
Other comprehensive income (loss), net of tax
Foreign currency translation adjustments	(346)	(321)	84
Change in unrecognized actuarial loss on pension obligations	(1,266)	1,292	(256)
Change in fair value of cash flow hedge	5	83	21
Comprehensive income, net of tax	2,033	5,057	3,530
Less comprehensive income attributable to the noncontrolling interest	111	108	637
Total comprehensive income attributable to Kewaunee Scientific Corporation	$ 1,922	$ 4,949	$ 2,893

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Amount of the increase (decrease) in fair value of the hedged item in a fair value hedge recognized in the income statement.

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