Condensed Consolidated Balance Sheets (USD $)	Feb. 29, 2012	Nov. 30, 2011
Current assets:
Cash	$ 316,488	$ 118,924
Accounts receivable-customers, net of allowance for doubtful accounts of $17,508 and $49,583 in 2012 and 2011, respectively	3,099,127	2,030,369
Inventories, net	14,379,561	13,249,105
Deferred taxes	888,055	933,497
Cost and Profit in Excess of Billings	10,001	164,730
Income taxes receivable	28,097
Other current assets	381,081	198,930
Total current assets	19,102,410	16,695,555
Property, plant, and equipment, net	8,029,579	8,085,719
Assets held for lease, net	424,575	452,441
Assets held for sale, net	185,308	186,362
Covenant not to Compete, net	45,000	60,000
Goodwill	375,000	375,000
Total assets	28,161,872	25,855,077
Liabilities and Stockholders' Equity
Notes payable to bank	1,142,000	1,388,965
Current portion of term debt	722,276	712,962
Accounts payable	1,456,824	341,738
Customer deposits	2,165,840	338,484
Billings in Excess of Cost and Profit	266,733	74,052
Accrued expenses	1,098,957	1,363,276
Income taxes payable		350,996
Total current liabilities	6,852,630	4,570,473
Long-term liabilities
Deferred taxes	803,965	810,904
Term debt, excluding current portion	5,570,546	5,743,159
Total liabilities	13,227,141	11,124,536
Stockholders' equity:
Common stock - $0.01 par value. Authorized 5,000,000 shares; issued and outstanding 4,028,852 and 4,025,852 shares in 2012 and 2011	40,289	40,259
Additional paid-in capital	2,471,895	2,461,233
Retained earnings	12,422,547	12,229,049
Total stockholders' equity	14,934,731	14,730,541
Total liabilities and stockholders' equity	$ 28,161,872	$ 25,855,077