CONDENSED CONSOLIDATED BALANCE SHEETS (USD $)	Mar. 31, 2015	Jun. 30, 2014
Current assets:
Cash and cash equivalents	$ 1,044,578	$ 1,899,411
Accounts receivable, less allowance for doubtful accounts of $35,865 and $20,501, respectively	2,776,760	3,160,887
Inventories	6,070,438	7,054,932
Prepaid expenses and other current assets	531,884	148,200
Income taxes receivable	277,914	1,109,276
Deferred income taxes	2,019,218	2,576,023
Total current assets	12,720,792	15,948,729
Equipment and leasehold improvements, net	1,651,768	1,840,491
Other assets:
Deferred income taxes	1,870,165	1,623,329
Cash surrender value of life insurance	5,324,142	4,977,409
Total other assets	7,194,307	6,600,738
Total assets	21,566,867	24,389,958
Current liabilities:
Accounts payable	1,377,609	2,464,755
Accrued liabilities	1,780,750	3,853,473
Income taxes payable	175,000	175,000
Total current liabilities	3,333,359	6,493,228
Long-term liabilities:
Deferred compensation	2,144,255	2,320,091
Other liabilities	247,079	336,772
Total long-term liabilities	2,391,334	2,656,863
Total liabilities	5,724,693	9,150,091
Stockholders' equity:
Common stock, $0.005 par value, authorized 20,000,000 shares; issued and outstanding 7,382,706 shares	36,914	36,914
Paid in capital	4,470,743	3,996,242
Retained earnings	11,334,517	11,206,711
Total stockholders' equity	15,842,174	15,239,867
Total liabilities and stockholders' equity	$ 21,566,867	$ 24,389,958