|
Consolidated Balance Sheets (Parenthetical) (USD $)
In Thousands, except Share data, unless otherwise specified |
Dec. 31, 2014
|
Sep. 30, 2014
|
|---|---|---|
| Consolidated Balance Sheets [Abstract] | ||
| Receivables, allowances | $ 1,742 | $ 1,872 |
| Intangible assets, accumulated amortization | 37,769 | 37,579 |
| Dosimetry devices, accumulated depreciation | $ 4,584 | $ 4,353 |
| Preferred stock, par value | $ 0.10 | $ 0.10 |
| Preferred stock, shares authorized | 1,000,000 | 1,000,000 |
| Preferred stock, shares issued | 0 | 0 |
| Common stock, par value | $ 0.10 | $ 0.10 |
| Common stock, shares authorized | 20,000,000 | 20,000,000 |
| Common stock, shares issued | 9,637,186 | 9,577,874 |
| Common stock, shares outstanding | 9,637,186 | 9,577,874 |