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CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($)
$ in Thousands
6 Months Ended
Jun. 30, 2019
Jun. 30, 2018
Cash flows related to operating activities:    
Net Income $ 812 $ 1,038
Adjustments to reconcile net income to net cash provided (used) by operating activities:    
Depreciation and amortization 563 502
Loss on disposal of property   1
Stock based compensation 153 85
Decrease in doubtful accounts (26)  
(Decrease)/Increase in inventory reserve (4) 54
(Decrease)/Increase in warranty reserve (8) 217
Change in assets and liabilities:    
Accounts receivable (357) (1,536)
Inventories (1,780) (850)
Prepaid income taxes 104 (149)
Other current assets (41) (180)
Other non-current assets 6 6
Accounts payable 1,195 1,169
Accrued employee compensation and benefit costs (20) 293
Other accrued liabilities 41 (473)
Accrued income taxes   (414)
Net cash provided (used) by operating activities 638 (237)
Cash flows related to investing activities:    
Capital expenditures - property, plant and equipment (1,140) (984)
Note Receivable (125)  
Net cash used by investing activities (1,265) (984)
Cash flows related to financing activities:    
Principal payments on long-term debt (274) (274)
Principal payments on equipment financing lease obligations (87) (73)
Proceeds from equipment note and equipment financing lease obligations 388 210
Purchase of treasury shares (149) (150)
Net cash used by financing activities (122) (287)
Net decrease in cash and cash equivalents (749) (1,508)
Cash at beginning of period 2,598 4,707
Cash at end of period 1,849 $ 3,199
Supplemental Cash Flow Information:    
Equipment acquired through financing paid directly to vendor $ 213