Note J - Economic Dependency (Tables)

12 Months Ended

Jun. 30, 2019

Supplier Concentration Risk [Member]

Notes Tables

Schedules of Concentration of Risk, by Risk Factor [Table Text Block]

	Year ended June 30,
	2019					2018
	Raw Material Purchases by Supplier		% of Total Raw Material Purchases			Raw Material Purchases by Supplier		% of Total Raw Material Purchases
Supplier 1		8,240		11	%		7,487		10	%
Supplier 2	$	(a)		(a)			7,727		11	%
	$	8,240		11	%	$	15,214		21	%

Customer Concentration Risk [Member]

Notes Tables

Schedules of Concentration of Risk, by Risk Factor [Table Text Block]

	Fiscal 2019		Fiscal 201 8
Customer 1	$	68,197	$	74,349
Customer 2		26,102		13,881
	$	94,299	$	88,230