XML 18 R6.htm IDEA: XBRL DOCUMENT v3.23.1
Consolidated Statements of Cash Flows - USD ($)
 12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Operating activities:    
Net income $ 3,208,000 $ 2,010,000
Adjustments to reconcile net income to net cash provided by operating activities:    
Depreciation and amortization 135,000 180,000
Provision for inventory reserves 180,000 150,000
Reversal of inventory reserves (3,000) (17,000)
Provision for sales returns and doubtful accounts 0 1,000
Stock based compensation 23,000 29,000
Deferred income taxes (2,047,000) 0
Forgiveness of PPP loan 0 (163,000)
Changes in values of marketable securities 498,000 (61,000)
Changes in assets and liabilities:    
Accounts receivable 217,000 (262,000)
Inventories 1,184,000 (1,876,000)
Prepaid expenses and other current assets 25,000 (127,000)
Accounts payable (1,602,000) 1,403,000
Accrued liabilities (134,000) 478,000
Other assets and liabilities 7,000 (4,000)
Total adjustments (1,517,000) (269,000)
Net cash provided by operating activities 1,691,000 1,741,000
Investing activities:    
Acquisition of property and equipment (2,000) (18,000)
Purchase of marketable securities (1,234,000) (1,658,000)
Sales of marketable securities 268,000 153,000
Net cash used for investing activities (968,000) (1,523,000)
Financing activities:    
Dividend payments (1,703,000) (965,000)
Proceeds from stock options exercised 208,000 76,000
Net cash used for financing activities (1,495,000) (889,000)
Impact of exchange rates on cash 15,000 (7,000)
Net increase in cash and cash equivalents (757,000) (678,000)
Cash and cash equivalents, beginning of period 5,974,000 6,652,000
Cash and cash equivalents, end of period 5,217,000 5,974,000
Supplemental disclosures of cash flow information:    
Cash paid for interest 0 0
Cash paid for income taxes, net 706,000 4,000
On June 4, 2021, PPP loan was forgiven in full by SBA $ 0 $ 163,000