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Income Taxes (Tables) | 12 Months Ended
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Sep. 30, 2015
Income Tax Disclosure [Abstract] |
Schedule of Components of Income Taxes | The components of income before income taxes are as follows (in thousands):
| Fiscal years ended September 30,
| 2015 |  | 2014 |  | 2013
United States | $ | 2,462 |  |  | $ | (5,097 | ) |  | $ | (395 | )
International | 6,183 |  |  | 5,894 |  |  | 8,633 |
Income before income taxes | $ | 8,645 |  |  | $ | 797 |  |  | $ | 8,238 |
Schedule of Components of Income Tax Provision (Benefit) | The components of the income tax provision (benefit) are as follows (in thousands):
| Fiscal years ended September 30,
| 2015 |  | 2014 |  | 2013
Current: |  |  |  |  |
Federal | $ | 240 |  |  | $ | (309 | ) |  | $ | 1,418 |
State | 308 |  |  | (58 | ) |  | 263 |
Foreign | 2,278 |  |  | 2,196 |  |  | 3,148 |
Deferred: |  |  |  |  |
U.S. | (566 | ) |  | (2,623 | ) |  | (2,270 | )
Foreign | (203 | ) |  | (160 | ) |  | (126 | )
Income tax provision (benefit) | $ | 2,057 |  |  | $ | (954 | ) |  | $ | 2,433 |
Schedule of Net Deferred Tax Asset | The net deferred tax asset consists of the following (in thousands):
| As of September 30,
| 2015 |  | 2014
Current deferred tax asset | $ | 3,379 |  |  | $ | 3,221 |
Non-current deferred tax asset | 5,666 |  |  | 7,383 |
Current deferred tax liability | (36 | ) |  | — |
Non-current deferred tax liability | (135 | ) |  | (272 | )
Net deferred tax asset | $ | 8,874 |  |  | $ | 10,332 |
Uncollectible accounts and other reserves | $ | 1,075 |  |  | $ | 1,023 |
Depreciation and amortization | 190 |  |  | 276 |
Inventories | 999 |  |  | 1,297 |
Compensation costs | 7,148 |  |  | 8,606 |
Tax carryforwards | 1,185 |  |  | 1,347 |
Valuation allowance | (862 | ) |  | (572 | )
Identifiable intangible assets | (861 | ) |  | (1,645 | )
Net deferred tax asset | $ | 8,874 |  |  | $ | 10,332 |
Schedule of Effective Income Tax Rate Reconciliation | The reconciliation of the statutory federal income tax amount to our income tax provision (benefit) is as follows (in thousands):
| Fiscal years ended September 30,
| 2015 |  | 2014 |  | 2013
Statutory income tax amount | $ | 2,939 |  |  | $ | 271 |  |  | $ | 2,801 |
Increase (decrease) resulting from: |  |  |  |  |
State taxes, net of federal benefits | (222 | ) |  | (281 | ) |  | (32 | )
Utilization of tax credits | (250 | ) |  | (76 | ) |  | (601 | )
Manufacturing deduction | (285 | ) |  | (92 | ) |  | (65 | )
Discrete tax benefits | (845 | ) |  | (1,470 | ) |  | (863 | )
Foreign operations | 181 |  |  | 316 |  |  | 166 |
Valuation reserve | 297 |  |  | 11 |  |  | 65 |
Adjustment of tax contingency reserves | 71 |  |  | 168 |  |  | 800 |
Meals and entertainment | 93 |  |  | 99 |  |  | 80 |
Employee stock purchase plan | 76 |  |  | 85 |  |  | 77 |
Other, net | 2 |  |  | 15 |  |  | 5 |
Income tax provision (benefit) | $ | 2,057 |  |  | $ | (954 | ) |  | $ | 2,433 |
Schedule of Unrecognized Tax Benefits | A reconciliation of the beginning and ending amount of unrecognized tax benefits is (in thousands):
| Fiscal years ended September 30,
| 2015 |  | 2014 |  | 2013
Unrecognized tax benefits at beginning of fiscal year | $ | 2,301 |  |  | $ | 3,332 |  |  | $ | 2,720 |
Increases related to: |  |  |  |  |
Prior year income tax positions | 110 |  |  | 181 |  |  | 162 |
Current year income tax positions | 144 |  |  | 148 |  |  | 733 |
Decreases related to: |  |  |  |  |
Prior year income tax positions | (255 | ) |  | (1,105 | ) |  | — |
Settlements | (74 | ) |  | (95 | ) |  | — |
Expiration of statute of limitations | (608 | ) |  | (160 | ) |  | (283 | )
Unrecognized tax benefits at end of fiscal year | $ | 1,618 |  |  | $ | 2,301 |  |  | $ | 3,332 |

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