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CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2017
Dec. 31, 2016
CASH FLOWS FROM OPERATING ACTIVITIES:    
Net income $ 7,365 $ 69
Adjustments to reconcile net income to net cash provided by operating activities:    
Depreciation 252 395
Amortization of intangible assets 34 40
Amortization of debt issuance costs 511 0
Stock based compensation 66 200
Non-cash compensation to consultant 228 0
Loss on disposal of product inventory 227 30
Loss on disposal of property 0 22
Interest expense related to common stock issued in connection with our private placement 739 0
Changes in operating assets and liabilities:    
Accounts receivable 843 585
Deferred Revenue 0 845
Prepaid and other assets (473) (14)
Accounts payable and accrued liabilities (1,216) 569
Inventory (316) 198
Net cash provided by operating activities 8,260 1,769
CASH FLOWS FROM INVESTING ACTIVITIES:    
Purchase of Property and Equipment (87) (226)
Net cash used in investing activities (87) (226)
CASH FLOWS FROM FINANCING ACTIVITIES:    
Net (repayments) borrowings on line of credit (2,771) (1,232)
Principal payments on subordinated notes payable (650) 0
Proceeds from unsecured subordinated promissory notes 1,035 0
Payment of commission and placement agent fees and related expenses (155) 0
Payments on capital lease obligations (131) (72)
Purchase of treasury stock (222) 0
Proceeds from the issuance of stock 39 0
Net cash used in financing activities (2,855) (1,304)
Net increase in cash and cash equivalents 5,318 239
Cash and cash equivalents at beginning of period 247 8
Cash and cash equivalents at end of period 5,565 247
Supplemental disclosure of cash and non-cash transactions:    
Interest paid 200 351
Treasury stock purchased and included in accrued liabilities but not settled $ 21 $ 0