Financial Statements and Supplementary Data (Unaudited) (Tables)

12 Months Ended

Apr. 30, 2019

Quarterly Financial Information Disclosure [Abstract]

Schedule of Quarterly Results

The following schedule presents results for each quarter in the years ended April 30, 2019 and 2018 (in thousands, except per share amounts):

	Total revenues		Gross margin		Operating income		Net earnings		Diluted earnings per share*
Quarter ended:
July 31, 2018	$	27,399	$	13,752	$	607	$	1,385	$	0.04
October 31, 2018	28,033		14,667		1,526		1,243		0.04
January 31, 2019	27,003		14,039		2,130		2,301		0.07
April 30, 2019	26,271		14,282		1,013		1,874		0.06
Year ended April 30, 2019	$	108,706	$	56,740	$	5,276	$	6,803	$	0.22
Quarter ended:
July 31, 2017	$	26,886	$	15,225	$	3,622	$	2,725	$	0.09
October 31, 2017	26,337		14,006		3,242		2,480		0.08
January 31, 2018	30,117		17,046		4,204		5,580		0.18
April 30, 2018	29,363		16,426		2,463		1,268		0.04
Year ended April 30, 2018	$	112,703	$	62,703	$	13,531	$	12,053	$	0.40

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* Table may contain rounding