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Consolidated Statements of Cash Flows (Unaudited) - USD ($)
$ in Thousands
 6 Months Ended
Jun. 30, 2020
Jun. 30, 2019
Operating activities    
Net (loss) income $ (3,581) $ 1,625
Depreciation 115 413
Amortization of intangible assets   106
Amortization of right-of-use assets 294 285
Amortization of debt issuance cost   14
Interest income on notes receivable (234)  
Interest expense from PPP loan 2  
Deferred income tax expense   184
Change in receivable reserves (55) (55)
Change in inventory reserves (333) 143
Write down of inventory 546  
Inventory write-off from flood damage   3,313
Gain on sale of subsidiary   (4,207)
Change in long term payables (102)  
Change in insurance receivable 1,767 (2,400)
Unrealized loss on investments 759 285
Stock-based compensation 2 7
Payroll tax deferral 65  
Changes in current operating assets and liabilities:    
Accounts receivable 1,769 (1,707)
Inventories 1,023 (974)
Prepaid expenses and other assets 32 (284)
Income taxes (527) 433
Accounts payable and accrued liabilities (2,652) 1,714
Deferred revenue (97) 2,512
Net cash (used in)/provided by operating activities (1,207) 1,407
Investing activities    
Additions to property, plant and equipment   (122)
Change in note receivable 194  
Net cash provided by/(used in) investing activities 194 (122)
Financing activities    
Bank overdrafts (374) (144)
Borrowing under debt agreement   13,714
Funding from PPP loan 1,404  
Repayment of debt   (14,098)
Payment of deferred purchase price (397)  
Principal repayments of financing leases (296) (244)
Net cash provided by/(used in) financing activities 337 (772)
(Decrease) increase in cash and cash equivalents (676) 513
Effect of foreign exchange on cash and cash equivalents   (223)
Cash and cash equivalents    
Beginning of period 8,213 200
End of period $ 7,537 $ 490