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Consolidated Statements of Cash Flows - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2017
Mar. 31, 2016
Operating activities:    
Net income $ 857 $ 1,017
Adjustments to reconcile net income to net cash used in operating activities:    
Depreciation and amortization 1,705 2,187
Stock-based compensation (30) (1,217)
Changes in operating assets and liabilities, net of acquisitions:    
Accounts receivable (3,894) (3,697)
Inventories (626) 611
Prepaid expenses and other assets (305) 1,192
Accounts payable and other liabilities (1,099) (1,190)
Other 116 134
Net cash used in operating activities (3,276) (963)
Investing activities:    
Purchases of property, plant and equipment (204) (519)
Business acquisitions 0 (1,250)
Net cash used in investing activities (204) (1,769)
Financing activities:    
Net borrowings on revolving line of credit 957 1,305
Net cash provided by financing activities 957 1,305
Effect of exchange rate changes on cash and cash equivalents 75 730
Decrease in cash and cash equivalents (2,448) (697)
Cash and cash equivalents at beginning of period 10,421 10,765
Cash and cash equivalents at end of period $ 7,973 $ 10,068