CONSOLIDATED BALANCE SHEETS - USD ($)	Jun. 30, 2018	Jun. 30, 2017
Current assets:
Cash and cash equivalents	$ 1,081,533	$ 432,283
Accounts receivable, less allowance for doubtful accounts of $51,854 and $55,872, respectively	4,709,745	3,931,541
Inventories	6,138,679	8,345,343
Prepaid expenses and other current assets	206,776	206,395
Income taxes receivable	32,375	32,814
Total current assets	12,169,108	12,948,376
Equipment and leasehold improvements, net	1,132,105	1,408,091
Other assets:
Deferred income taxes	0	3,042,257
Cash surrender value of life insurance	6,374,372	6,024,929
Total other assets	6,374,372	9,067,186
Total assets	19,675,585	23,423,653
Current liabilities:
Accounts payable	1,429,491	2,243,110
Accrued liabilities	1,178,571	1,149,395
Total current liabilities	2,608,062	3,392,505
Long-term liabilities:
Deferred compensation	2,394,009	2,294,418
Other liabilities	155,702	164,418
Total long-term liabilities	2,549,711	2,458,836
Total liabilities	5,157,773	5,851,341
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	5,752,270	5,420,710
Retained earnings	8,728,628	12,114,688
Total stockholders' equity	14,517,812	17,572,312
Total liabilities and stockholders' equity	$ 19,675,585	$ 23,423,653