CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($)	Mar. 31, 2016	Jun. 30, 2015
Current assets:
Cash and cash equivalents	$ 918,303	$ 1,000,266
Accounts receivable, less allowance for doubtful accounts of $6,621 and $26,052, respectively	3,535,972	2,823,980
Inventories	7,907,284	7,182,440
Prepaid expenses and other current assets	314,463	348,044
Income taxes receivable	373,458	205,531
Deferred income taxes	1,827,084	2,045,316
Total current assets	14,876,564	13,605,577
Equipment and leasehold improvements, net	1,476,313	1,592,520
Other assets:
Deferred income taxes	1,784,249	1,869,253
Cash surrender value of life insurance	5,631,241	5,359,663
Total other assets	7,415,490	7,228,916
Total assets	23,768,367	22,427,013
Current liabilities:
Accounts payable	1,880,273	2,172,254
Accrued liabilities	1,751,750	1,575,027
Total current liabilities	3,632,023	3,747,281
Long-term liabilities:
Deferred compensation	2,076,665	2,107,486
Other liabilities	184,482	219,227
Total long-term liabilities	2,261,147	2,326,713
Total liabilities	5,893,170	6,073,994
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	4,993,446	4,626,781
Retained earnings	12,844,837	11,689,324
Total stockholders' equity	17,875,197	16,353,019
Total liabilities and stockholders' equity	$ 23,768,367	$ 22,427,013