CONDENSED CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY (Unaudited) - USD ($) $ in Thousands	Common Stock [Member]	Retained Earnings [Member]	Total
Balance at beginning at Jun. 30, 2020	$ 12,752	$ 6,310	$ 19,062
Share-based compensation expense	26
Stock option exercise	39
Share repurchases
Shares withheld from common stock issued to pay employee payroll taxes	(259)
ESPP shares issued	25
Net income		1,158	1,158
Balance at end at Sep. 30, 2020	12,583	7,468	20,051
Balance at beginning at Jun. 30, 2021	7,953	12,131	20,084
Share-based compensation expense	300
Stock option exercise
Share repurchases	(95)
Shares withheld from common stock issued to pay employee payroll taxes
ESPP shares issued	30
Net income		1,064	1,064
Balance at end at Sep. 30, 2021	$ 8,188	$ 13,195	$ 21,383