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CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY - USD ($) $ in Thousands | Total | Common Stock | Additional Paid-In Capital | Accumulated Deficit
--- | --- | --- | --- | ---
Beginning Balance (shares) at Sep. 30, 2017 |  | 11,767,000 |  |
Beginning Balance at Sep. 30, 2017 | $ 35,855 | $ 12 | $ 82,687 | $ (46,844)
Directors' stock grants and expense (in shares) |  | 93,000 |  |
Directors' stock grants and expense | 797 |  | 797 |
Expense related to employee stock options | 131 |  | 131 |
Exercise of stock options (shares) |  | 39,000 |  |
Exercise of stock options | 46 |  | 46 |
Net income (loss) | (1,535) |  |  | (1,535)
Ending Balance (shares) at Mar. 31, 2018 |  | 11,899,000 |  |
Ending Balance at Mar. 31, 2018 | 35,600 | $ 12 | 83,838 | (48,250)
Beginning Balance (shares) at Dec. 31, 2017 |  | 11,882,000 |  |
Beginning Balance at Dec. 31, 2017 | 34,090 | $ 12 | 83,644 | (49,566)
Issuance of common stock (in shares) |  | 17,000 |  |
Issuance of common stock | 23 |  | 23 |
Expense related to director restricted stock units | 104 |  | 104 |
Exercise of stock options | 67 |  | 67 |
Net income (loss) | 1,316 |  |  | 1,316
Ending Balance (shares) at Mar. 31, 2018 |  | 11,899,000 |  |
Ending Balance at Mar. 31, 2018 | $ 35,600 | $ 12 | 83,838 | (48,250)
Beginning Balance (shares) at Sep. 30, 2018 | 11,899 | 11,899,000 |  |
Beginning Balance at Sep. 30, 2018 | $ 39,418 | $ 12 | 84,285 | (44,879)
Directors' stock grants and expense (in shares) |  | 102,000 |  |
Directors' stock grants and expense | 263 |  | 263 |
Expense related to employee stock options | $ 129 |  | 129 |
Exercise of stock options (shares) | 35,000 | 35,000 |  |
Exercise of stock options | $ 39 |  | 39 |
Net income (loss) | $ 2,955 |  |  | 2,955
Ending Balance (shares) at Mar. 31, 2019 | 12,036 | 12,036,000 |  |
Ending Balance at Mar. 31, 2019 | $ 42,804 | $ 12 | 84,716 | (41,924)
Beginning Balance (shares) at Dec. 31, 2018 |  | 12,036,000 |  |
Beginning Balance at Dec. 31, 2018 | 41,340 | $ 12 | 84,517 | (43,189)
Expense related to director restricted stock units | 132 |  | 132 |
Exercise of stock options | 67 |  | 67 |
Net income (loss) | $ 1,265 |  |  | 1,265
Ending Balance (shares) at Mar. 31, 2019 | 12,036 | 12,036,000 |  |
Ending Balance at Mar. 31, 2019 | $ 42,804 | $ 12 | $ 84,716 | $ (41,924)

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