CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Jul. 31, 2014	Jul. 31, 2013
Operating activities
Net income	$ 5,191	$ 15,477
Adjustments to reconcile net income to net cash flows used in operating activities
Depreciation and amortization	2,899	3,013
Loss (gain) on disposal of discontinued operations	12	(9,762)
Deferred tax expense	669	1,835
Stock-based compensation (benefit) expense	(210)	68
(Income) loss from joint venture	(211)	467
Cash surrender value on life insurance policies	(104)	(57)
Gain on disposal of fixed assets	(3)	(240)
Provision on uncollectible accounts	(560)	(15)
Changes in operating assets and liabilities
Accounts receivable	1,821	(22,334)
Inventories	1,303	3,689
Costs and estimated earnings in excess of billings on uncompleted contracts	(3,115)	(154)
Accounts payable	(5,049)	(3,096)
Accrued compensation and payroll taxes	(5,036)	4,315
Customers' deposits	(200)	2,376
Income taxes receivable and payable	(702)	455
Prepaid expenses and other current assets	151	(678)
Other assets and liabilities	380	(7,708)
Net cash used in operating activities	(2,764)	(12,349)
Investing activities
Net proceeds from sale of discontinued operations	0	16,378
Capital expenditures	(2,354)	(939)
Proceeds from sales of property and equipment	3	0
Net cash (used in) provided by investing activities	(2,351)	15,439
Financing activities
Proceeds from debt	35,309	58,927
Payments of debt on revolving lines of credit	(28,375)	(54,907)
Payments of other debt	(1,479)	(3,753)
Increase (decrease) in drafts payable	1,105	(3,106)
Payments on capitalized lease obligations	(290)	(304)
Stock options exercised and restricted shares issued	329	473
Net cash provided by (used in) financing activities	6,599	(2,670)
Effect of exchange rate changes on cash and cash equivalents	93	(293)
Net increase in cash and cash equivalents	1,577	127
Cash and cash equivalents - beginning of period	13,395	7,035
Cash and cash equivalents - end of period	14,972	7,162
Supplemental cash flow information
Interest paid	730	1,197
Income taxes paid	2,366	311
Funds held in escrow related to the sale of Thermal Care, Inc. assets	$ 191	$ 1,125