Consolidated Statements of Income - USD ($) $ in Thousands	3 Months Ended
	Aug. 31, 2019	Aug. 31, 2018
Revenues
Total Revenues	$ 101,424	$ 99,626
Cost of Revenues
Total Cost of Revenues	53,230	52,897
Gross Margin	48,194	46,729
Operating Expenses
Sales and marketing	17,543	17,233
General and administrative	10,699	10,198
Research and development	3,688	2,819
Total Operating Expenses	31,930	30,250
Operating Income	16,264	16,479
Other Income (Expense)
Interest income	1,510	927
Other expense	(122)	(269)
Total Other Income	1,388	658
Income Before Taxes	17,652	17,137
Provision for Income Taxes	3,000	1,900
Net Income	$ 14,652	$ 15,237
Net Income Per Share
Basic	$ 0.28	$ 0.29
Diluted	$ 0.28	$ 0.29
Product Revenues
Revenues
Total Revenues	$ 81,948	$ 82,960
Cost of Revenues
Total Cost of Revenues	42,031	42,950
Service Revenues
Revenues
Total Revenues	19,476	16,666
Cost of Revenues
Total Cost of Revenues	$ 11,199	$ 9,947