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Consolidated Statements of Cash Flows (Unaudited) - USD ($)
$ in Thousands
 3 Months Ended
Mar. 31, 2018
Mar. 31, 2017
Operating activities    
Net (loss) income $ (574) $ 109
Depreciation 310 307
Amortization of intangible assets 383 414
Amortization of right-of-use assets 136 117
Amortization of debt issuance cost 21 74
Deferred income tax (benefit) expense (193) 180
Change in receivable reserves (156) 44
Change in inventory reserves 17 13
Accrued pension 8 (16)
Stock-based compensation 148 30
Other 12 4
Foreign currency remeasurement gain 36 1
Changes in current operating assets and liabilities:    
Accounts receivable 210 1,121
Inventories (1,297) (3,618)
Prepaid expenses and other assets (906) 308
Income taxes 1 (561)
Accounts payable and accrued liabilities 2,900 2,533
Net cash provided by operating activities 1,056 1,060
Investing activities    
Additions to property, plant and equipment (152) (496)
Proceeds from sale of fixed assets   5
Net cash used in investing activities (152) (491)
Financing activities    
Bank overdrafts (160) (241)
Short term borrowings (2,045) (164)
Borrowing under debt agreement 11,347 11,392
Repayment of debt (9,881) (11,438)
Payment of debt issuance cost 6 (52)
Net proceeds from the exercise of options for common stock   59
Principal repayments of financing leases (124) (82)
Net cash used in financing activities (857) (526)
Increase in cash and cash equivalents 47 43
Effect of foreign exchange on cash and cash equivalents 3 (54)
Cash and cash equivalents    
Beginning of period 218 246
End of period $ 268 $ 235