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CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($)
$ in Thousands
9 Months Ended
Sep. 30, 2018
Sep. 30, 2017
Cash flows related to operating activities:    
Net Income $ 2,495 $ 802
Adjustments to reconcile net income to net cash (used) provided by operating activities:    
Depreciation and amortization 761 637
Loss on disposal of property 1 16
Stock based compensation 183 176
Increase in allowance for doubtful accounts 49 72
Increase in inventory reserve 54 43
Increase in warranty reserve 369  
Change in assets and liabilities:    
Accounts receivable (2,405) (1,733)
Inventories (1,914) 257
Prepaid income taxes   (181)
Other current assets (246) 24
Other non-current assets 9 (9)
Accounts payable 1,202 (88)
Accrued employee compensation and benefit costs (38) 469
Other accrued liabilities and post retirement obligation (231) 254
Accrued income taxes (293)  
Net cash (used) provided by operating activities (4) 739
Cash flows related to investing activities:    
Capital expenditures - property, plant and equipment (1,452) (1,401)
Proceeds from sale of assets   180
Net cash (used) by investing activities (1,452) (1,221)
Cash flows related to financing activities:    
Principal payments on long-term debt (410) (409)
Principal payments on capital lease obligations (119)  
Proceeds from capital leases 210  
Purchase of treasury shares (150) (203)
Cash dividend (403) (376)
Net cash (used) by financing activities (872) (988)
Net decrease in cash (2,328) (1,470)
Cash at beginning of period 4,707 3,515
Cash at end of period $ 2,379 $ 2,045