CONSOLIDATED BALANCE SHEETS - USD ($)	Jun. 30, 2017	Jun. 30, 2016
Current assets:
Cash and cash equivalents	$ 432,283	$ 735,393
Accounts receivable, less allowance for doubtful accounts of $55,872 and $55,175, respectively	3,931,541	3,530,854
Inventories	8,345,343	8,595,485
Prepaid expenses and other current assets	206,395	281,099
Income taxes receivable	32,814	583,507
Total current assets	12,948,376	13,726,338
Equipment and leasehold improvements, net	1,408,091	1,514,472
Other assets:
Deferred income taxes	3,042,257	3,212,556
Cash surrender value of life insurance	6,024,929	5,667,105
Total other assets	9,067,186	8,879,661
Total assets	23,423,653	24,120,471
Current liabilities:
Accounts payable	2,243,110	1,966,656
Accrued liabilities	1,149,395	1,601,652
Total current liabilities	3,392,505	3,568,308
Long-term liabilities:
Deferred compensation	2,294,418	2,187,714
Other liabilities	164,418	178,255
Total long-term liabilities	2,458,836	2,365,969
Total liabilities	5,851,341	5,934,277
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	5,420,710	5,070,956
Retained earnings	12,114,688	13,078,324
Total stockholders' equity	17,572,312	18,186,194
Total liabilities and stockholders' equity	$ 23,423,653	$ 24,120,471