Income Taxes - Schedule of Reconciliation Difference of Income Taxes (Detail) - USD ($) $ in Thousands |
12 Months Ended | ||
|---|---|---|---|
Sep. 30, 2017 |
Sep. 30, 2016 |
Sep. 30, 2015 |
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| Income Tax Disclosure [Abstract] | |||
| Amount at statutory U.S. federal income tax rate | $ 2,461 | $ 5,932 | $ 6,385 |
| Change because of the following items: | |||
| State income taxes, net of federal benefit | (13) | 142 | 67 |
| Stock-based compensation | 330 | (607) | 16 |
| Valuation allowance change | 665 | (2,500) | 348 |
| Tax reserve change | (52) | 258 | 34 |
| Federal manufacturing deduction | (313) | (280) | (268) |
| U.S. Federal and foreign research and development credits | (706) | (571) | (74) |
| Gain on strategic investment and corporate subsidiary | 2,630 | ||
| Foreign rate differential | 948 | 622 | |
| Acquisition-related transaction costs | 768 | ||
| Contingent consideration (gain) expense | (45) | 522 | |
| Unrealized foreign currency exchange loss on contingent consideration obligation | 170 | ||
| Other | (338) | 47 | (214) |
| Income tax provision | $ 3,107 | $ 6,963 | $ 6,294 |
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- Definition Income tax expense benefit items of income tax reconciliation. No definition available.
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- Definition Income tax reconciliation acquisition related transaction costs. No definition available.
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- Definition Income tax reconciliation contingent consideration (gain) expense. No definition available.
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- Definition Income tax reconciliation gain on strategic investment and corporate subsidiary. No definition available.
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- Definition Income tax reconciliation tax contingencies unrealized foreign currency exchange loss on contingent consideration obligation. No definition available.
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- References No definition available.
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- Definition Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to increase (decrease) in the valuation allowance for deferred tax assets. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Amount of the difference between reported income tax expense (benefit) and the expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to deduction for qualified production activity. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to foreign income tax expense (benefit). Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition The amount of income tax expense or benefit for the period computed by applying the domestic federal statutory tax rates to pretax income from continuing operations. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to nondeductible equity-based compensation costs. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to other adjustments. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to state and local income tax expense (benefit). Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to increase (decrease) in income tax contingencies. Including, but not limited to, domestic tax contingency, foreign tax contingency, state and local tax contingency, and other contingencies. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to research tax credit. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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