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CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($)
$ in Thousands
 3 Months Ended
Apr. 30, 2018
Apr. 30, 2017
Cash flows from operating activities:    
Net income $ 1,867 $ 1,711
Adjustments to reconcile net income to net cash provided by operating activities    
Provision for inventory obsolescence 23 223
Recovery of doubtful accounts (40) (78)
Deferred income taxes 188 305
Depreciation and amortization 187 186
Stock based and restricted stock compensation 119 99
Loss on disposal of property and equipment 5 0
(Increase) decrease in operating assets    
Accounts receivable (499) (1,891)
Inventories (1,603) 3,233
Prepaid VAT tax 216 159
Other current assets (699) 50
Increase (decrease) in operating liabilities    
Accounts payable 847 241
Accrued expenses and other liabilities 270 69
Net cash used by the sale of Brazil 0 (38)
Net cash provided by operating activities 881 4,269
Cash flows from investing activities:    
Purchases of property and equipment (272) (141)
Cash flows from financing activities:    
Net repayments under revolving credit facility 0 (2,502)
Loan repayments, long-term (39) (6)
Loan repayments, short-term (61) (18)
Loan borrowings, short-term 207 0
UK repayments under line of credit facility, net (179) (125)
Shares returned to pay employee taxes under restricted stock program 0 (1)
Net cash used in financing activities (72) (2,652)
Effect of exchange rate changes on cash and cash equivalents (40) 7
Net increase in cash and cash equivalents 497 1,483
Cash and cash equivalents at beginning of period 15,788 10,365
Cash and cash equivalents at end of period 16,285 11,848
Supplemental disclosure of cash flow information:    
Cash paid for interest 31 76
Cash paid for taxes $ 303 $ 384