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Consolidated Statements of Cash Flows - USD ($)
$ in Thousands
6 Months Ended
Jun. 30, 2018
Jun. 30, 2017
Operating activities:    
Net income $ 4,430 $ 8,130
Adjustments to reconcile net income to net cash provided by (used in) operating activities:    
Depreciation and amortization 3,365 3,349
Stock-based compensation 1,057 385
Deferred income taxes 1,380 0
Gain on sale of property 0 (5,422)
Changes in operating assets and liabilities:    
Accounts receivable (4,632) (4,886)
Inventories (682) 346
Prepaid expenses and other assets (1,563) (113)
Accounts payable and other liabilities (1,745) (6,500)
Other 238 232
Net cash provided by (used in) operating activities 1,848 (4,479)
Investing activities:    
Purchases of property, plant and equipment (1,428) (500)
Proceeds from Sale of Property 0 6,177
Business acquisitions (157) 0
Net cash (used in) provided by investing activities (1,585) 5,677
Financing activities:    
Net proceeds from revolving line of credit 1,528 (841)
Treasury Stock, Value, Acquired, Cost Method 0 (20)
Net cash provided by (used in) financing activities 1,528 (861)
Effect of exchange rate changes on cash and cash equivalents (215) 365
Increase in cash, cash equivalents and restricted cash 1,576 702
Cash, cash equivalents and restricted cash at beginning of period 5,216 11,221
Cash, cash equivalents and restricted cash at end of period $ 6,792 $ 11,923