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CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($)
$ in Thousands
 6 Months Ended
Jul. 31, 2015
Jul. 31, 2014
Operating activities    
Net (loss) income $ (7,046) $ 5,191
Adjustments to reconcile net (loss) income to net cash flows provided by (used in) operating activities    
Depreciation and amortization 2,903 2,899
Loss on disposal of discontinued operations 0 12
Deferred tax expense 31 669
Stock-based compensation benefit (26) (210)
Income from joint venture (116) (211)
Cash surrender value on life insurance policies (65) (104)
Gain on disposal of fixed assets 0 (3)
Provision on uncollectible accounts 192 17
Changes in operating assets and liabilities    
Accounts receivable (2,352) 1,244
Inventories (5,267) 1,303
Costs and estimated earnings in excess of billings on uncompleted contracts 2,325 (3,115)
Accounts payable 8,250 (5,049)
Accrued compensation and payroll taxes 4,642 (5,036)
Customers' deposits 3,007 (200)
Income taxes receivable and payable (1,115) (702)
Prepaid expenses and other current assets 1,178 151
Other assets and liabilities (6,468) 380
Net cash provided by (used in) operating activities 73 (2,764)
Investing activities    
Capital expenditures (4,997) (2,354)
Payment on loan from joint venture 1,890 0
Proceeds from sales of property and equipment 0 3
Net cash used in investing activities (3,107) (2,351)
Financing activities    
Proceeds from revolving lines 48,585 35,262
Proceeds from debt 668 47
Proceeds from borrowing against life insurance policies 1,916 0
Payments of debt on revolving lines of credit (45,546) (28,375)
Payments of other debt (1,109) (1,479)
Payments of borrowing against life insurance policies (1,916) 0
Increase in drafts payable 359 1,105
Payments on capitalized lease obligations (434) (290)
Repurchase of common stock (290) 0
Stock options exercised and restricted shares issued (25) 329
Net cash provided by financing activities 2,208 6,599
Effect of exchange rate changes on cash and cash equivalents 326 93
Net (decrease) increase in cash and cash equivalents (500) 1,577
Cash and cash equivalents - beginning of period 10,508 13,395
Cash and cash equivalents - end of period 10,008 14,972
Supplemental cash flow information    
Interest paid 564 730
Income taxes paid 846 2,366
Fixed assets acquired under capital lease 732 0
Funds held in escrow related to the sale of Thermal Care, Inc. assets $ 0 $ 191