Note N - Quarterly Results of Operations (Unaudited) (Tables)

12 Months Ended

Apr. 30, 2019

Notes Tables

Quarterly Financial Information [Table Text Block]

	Year Ended April 30, 2019
	First Quarter		Second Quarter		Third Quarter		Fourth Quarter		Total
Revenues	$	164,015	$	167,171	$	161,054	$	176,882	$	669,122
Gross profit		59,933		61,045		58,063		63,569		242,610
Net income		10,884		11,281		10,895		14,565		47,625
Net income attributable to common stockholders		10,874		11,271		10,885		14,555		47,585
Earnings per share:
Basic		1.57		1.64		1.61		2.17		6.99
Diluted		1.53		1.58		1.55		2.07		6.73

	Year Ended April 30, 2018
	First Quarter		Second Quarter		Third Quarter		Fourth Quarter		Total
Revenues	$	146,418	$	149,118	$	147,214	$	169,451	$	612,201
Gross profit		53,068		54,804		53,215		61,168		222,255
Net income		6,992		5,969		13,379		10,169		36,509
Net income attributable to common stockholders		6,982		5,959		13,369		10,159		36,469
Earnings per share:
Basic		0.92		0.82		1.88		1.47		5.04
Diluted		0.90		0.79		1.82		1.43		4.90