Other Comprehensive Income (Loss) (Tables)

12 Months Ended

Apr. 30, 2020

Disclosure Text Block Supplement [Abstract]

Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block]

Changes in Accumulated Other Comprehensive Income (Loss) (“AOCI”) by component and reclassifications from AOCI to Other income (expense), net, for the years ended April 30, 2020 and 2019, respectively, were as follows (in thousands):

	Change in						Foreign
	Market Value						Currency
	of Marketable						Translation
	Securities						Adjustment			Total
Balance April 30, 2018, net of taxes				$	(125	)	$	(790	)	$	(915	)
Items of other comprehensive income (loss) before reclassification, pretax					174			790			964
Tax effect					(1	)		-			(1	)
Items of other comprehensive income (loss) before reclassification, net of taxes					173			790			963
Reclassification adjustments, pretax **		(3	)
Tax effect		1			(2	)		-			(2	)
Total other comprehensive income (loss), net of taxes					171			790			961
Balance April 30, 2019, net of taxes					46			-			46
Items of other comprehensive income (loss) before reclassification, pretax					443			-			443
Tax effect					-			-			-
Items of other comprehensive income (loss) before reclassification, net of taxes					443			-			443
Reclassification adjustments, pretax **		(1	)
Tax effect		-			1			-			1
Total other comprehensive income (loss), net of taxes					444			-			444
Balance April 30, 2020, net of taxes				$	490		$	-		$	490

**The reclassification adjustments represent net realized gains on the sale or redemption of available-for-sale marketable securities that were reclassified from AOCI to Other income (expense), net.