CONSOLIDATED BALANCE SHEETS (Unaudited) (USD $) In Thousands, unless otherwise specified	Apr. 30, 2013	Jan. 31, 2013
Current assets
Cash and cash equivalents	$ 10,983	$ 7,035
Restricted cash	1,517	725
Trade accounts receivable, less allowance for doubtful accounts of $364 at April 30, 2013 and $343 at January 31, 2013	42,222	25,159
Inventories, net	39,402	38,204
Assets held-for-sale	0	7,433
Prepaid expenses and other current assets	4,753	4,035
Costs and estimated earnings in excess of billings on uncompleted contracts	2,802	1,935
Total current assets	101,679	84,526
Property, plant and equipment, net of accumulated depreciation	45,034	46,221
Long-term assets
Deferred tax assets	831	1,766
Note receivable from joint venture	5,147	5,200
Investment in joint venture	5,726	6,022
Cash surrender value of deferred compensation plan	3,005	2,946
Other assets	4,445	2,425
Patents, net of accumulated amortization	367	373
Total long-term assets	19,521	18,732
Total assets	166,234	149,479
Current liabilities
Trade accounts payable	22,629	20,125
Accrued compensation and payroll taxes	5,044	4,731
Commissions and management incentives payable	4,743	2,723
Current maturities of long-term debt	12,917	5,419
Customers' deposits	8,268	7,030
Liabilities held for sale	0	5,141
Billings in excess of costs and estimated earnings on uncompleted contracts	2,588	1,572
Other accrued liabilities	2,365	1,822
Deferred tax liabilities	2,448	696
Income taxes payable	530	34
Total current liabilities	61,532	49,293
Long-term liabilities
Long-term debt, less current maturities	30,711	36,603
Deferred compensation liabilities	5,877	5,670
Other long-term liabilities	3,693	3,658
Total long-term liabilities	40,281	45,931
Stockholders' equity
Common stock, $.01 par value, authorized 50,000 shares; 6,932 issued and outstanding at April 30, 2013 and 6,924 issued and outstanding at January 31, 2013	69	69
Additional paid-in capital	50,527	50,358
Retained earnings	15,503	4,553
Accumulated other comprehensive loss	(1,678)	(725)
Total stockholders' equity	64,421	54,255
Total liabilities and stockholders' equity	$ 166,234	$ 149,479