Condensed Consolidated Balance Sheets (USD $)	Mar. 31, 2012	Mar. 31, 2011
Current Assets:
Cash and cash equivalents	$ 5,814,184	$ 6,515,067
Short-term investments		51,035
Accounts receivable, less allowance for doubtful accounts of $108,000 and $40,000	8,952,007	11,690,376
Notes and other receivables-current	64,254	78,423
Income tax receivable	642,000
Inventories	14,542,890	11,538,120
Deferred income taxes	430,000	406,000
Prepaid expenses and other	761,025	428,038
Total Current Assets	31,206,360	30,707,059
Property and Equipment, net	1,889,658	1,189,107
Deferred Income Taxes		365,000
Cash Surrender Value of Life Insurance Policies	1,683,672	1,591,968
Notes and Other Receivables-LongTerm	191,505	288,031
Other Assets	112,172	79,523
Total Assets	35,083,367	34,220,688
Current Liabilities:
Accounts payable	5,999,598	6,100,012
Accrued expenses	1,966,839	1,799,791
Income tax payable		72,000
Current portion of long-term obligations		8,271
Total Current Liabilities	7,966,437	7,980,074
Deferred Income Taxes	64,000
Stockholders' Equity:
Preferred stock, $1.00 par value, 50,000 shares authorized	0	0
Common stock, $.25 par value; 4,000,000 shares authorized, 2,446,286 and 2,431,286 shares issued and outstanding	611,571	607,821
Additional paid-in capital	6,308,411	6,238,498
Retained earnings	20,132,948	19,394,295
Total Stockholders' Equity	27,052,930	26,240,614
Total Liabilities and Stockholders’ Equity	$ 35,083,367	$ 34,220,688