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Income Taxes (Schedule of Components of Income Tax Provision) (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Sep. 30, 2015 | Sep. 30, 2014 | Sep. 30, 2013
Current: |  |  |
Federal | $ 2,638 | $ 12,184 | $ 10,919
State | 699 | 2,226 | 1,757
Foreign | (306) | (130) | 1,575
Current income tax provision | 3,031 | 14,280 | 14,251
Deferred: |  |  |
Federal | 3,296 | (1,798) | (580)
State | 420 | (311) | (114)
Foreign | 6,805 | (1,103) | (6,170)
Deferred income tax provision | 10,521 | (3,212) | (6,864)
Total income tax provision | $ 13,552 | $ 11,068 | $ 7,387

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