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CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) | 3 Months Ended | 6 Months Ended | 12 Months Ended
--- | --- | --- | ---
Dec. 31, 2021 | Sep. 30, 2021 | Dec. 31, 2020 | Sep. 30, 2020 | Dec. 31, 2021 | Dec. 31, 2020 | Jun. 30, 2021
CASH FLOWS FROM OPERATING ACTIVITIES |  |  |  |  |  |  |
Net income | $ 1,037,000 | $ 7,752,000 | $ 3,197,000 | $ 2,319,000 | $ 8,789,000 | $ 5,516,000 |
Adjustments to reconcile net income to net cash provided by operating activities: |  |  |  |  |  |  |
Depreciation and amortization |  |  |  |  | 884,000 | 855,000 |
Gain on marketable securities |  |  |  |  | 36,000 |  |
(Recovery of) provision for doubtful accounts |  |  |  |  |  | (130,000) |
Deferred income taxes |  |  |  |  | 96,000 | (82,000) |
Stock based compensation expense | 1,255,000 |  | 84,000 |  | 1,344,000 | 188,000 |
Gain on extinguishment of debt |  |  |  |  | (3,904,000) |  |
Changes in operating assets and liabilities: |  |  |  |  |  |  |
Accounts receivable |  |  |  |  | 4,550,000 | 1,839,000 |
Inventories |  |  |  |  | (5,287,000) | 3,719,000 |
Prepaid expenses and other current assets |  |  |  |  | (207,000) | 189,000 |
Other assets |  |  |  |  | (130,000) |  |
Accounts payable, accrued expenses, accrued salaries and wages, accrued income taxes |  |  |  |  | 1,630,000 | (3,157,000) |
Net Cash Provided by Operating Activities |  |  |  |  | 7,801,000 | 8,937,000 |
CASH FLOWS FROM INVESTING ACTIVITIES |  |  |  |  |  |  |
Purchases of property, plant, and equipment |  |  |  |  | (771,000) | (389,000) |
Purchases of marketable securities |  |  |  |  | (40,000) |  |
Net Cash Used in Investing Activities |  |  |  |  | (811,000) | (389,000) |
CASH FLOWS FROM FINANCING ACTIVITIES |  |  |  |  |  |  |
Proceeds from stock option exercises |  |  |  |  | 155,000 |  |
Net Cash Provided by Financing Activities |  |  |  |  | 155,000 |  |
Net increase in Cash and Cash Equivalents |  |  |  |  | 7,145,000 | 8,548,000 |
CASH AND CASH EQUIVALENTS - Beginning |  | $ 34,806,000 |  | $ 18,248,000 | 34,806,000 | 18,248,000 | $ 18,248,000
CASH AND CASH EQUIVALENTS - Ending | $ 41,951,000 |  | $ 26,796,000 |  | 41,951,000 | 26,796,000 | $ 34,806,000
SUPPLEMENTAL CASH FLOW INFORMATION |  |  |  |  |  |  |
Interest paid |  |  |  |  | 8,000 | 10,000 |
Income taxes paid |  |  |  |  | $ 2,154,000 | $ 1,351,000 |

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