CONSOLIDATED BALANCE SHEETS [Parenthetical] - USD ($) |
Sep. 30, 2016 |
Sep. 30, 2015 |
|---|---|---|
| Allowance for doubtful accounts (in dollars) | $ 171,000 | $ 168,000 |
| Common stock, par value (in dollars per share) | $ 0.0005 | $ 0.0005 |
| Common stock, shares authorized | 40,000,000 | 40,000,000 |
| Common stock, shares issued | 17,677,284 | 17,368,738 |
| Common stock, shares outstanding | 16,867,124 | 16,558,578 |
| Treasury stock, shares | 810,160 | 810,160 |