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Consolidated Statements of Cash Flows - USD ($)
 12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Operating activities    
Net income $ 8,962,000 $ 5,833,000
Adjustments to reconcile net income to net cash provided by operating activities    
Depreciation and amortization 2,130,000 2,190,000
Amortization of operating lease assets 2,048,000 893,000
Bad debt, net 330,000 83,000
Deferred income tax expense (benefit) (654,000) 792,000
Share based compensation 136,000 235,000
Changes in operating assets and liabilities, net of business acquisitions:    
Accounts receivable, net 2,135,000 (3,160,000)
Prepaid expenses and other assets (3,833,000) (432,000)
Accounts payable (1,316,000) 530,000
Operating lease liabilities (2,048,000) (893,000)
Accrued expenses, other current liabilities and customer incentives and deposits 911,000 76,000
Net cash provided by operating activities 8,801,000 6,147,000
Investing activities    
Purchases of property and equipment and capitalized software (1,600,000) (1,378,000)
Net cash used in investing activities (1,600,000) (1,378,000)
Financing activities    
Net borrowing on lines of credit 466,000 7,979,000
Payoff of bank line of credit (9,598,000)
Payments related to stock options exercised (2,000) (19,000)
Payments on term debt (333,000) (333,000)
Net cash provided by (used in) financing activities 131,000 (1,971,000)
Effect of foreign exchange rate changes on cash (1,818,000) 549,000
Net increase in cash and cash equivalents 5,514,000 3,347,000
Cash and cash equivalents at beginning of year 10,458,000 7,111,000
Cash and cash equivalents at end of year 15,972,000 10,458,000
Supplemental disclosure of cash flows information    
Interest paid 736,000 825,000
Income taxes paid $ 184,000 $ 197,000