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Income Taxes (Detail) (USD $) In Thousands, unless otherwise specified | 12 Months Ended
--- | ---
Sep. 30, 2014 | Sep. 30, 2013 | Sep. 30, 2012
Current tax provision: |  |  |
U.S. Federal | $ 14,328 | $ 27,611 | $ 28,124
State | 2,613 | 5,035 | 5,129
Foreign | 1,888 | 1,757 | 118
Current income tax expense | 18,829 | 34,403 | 33,371
Deferred tax (benefit) expense: |  |  |
U.S. Federal | (2,886) | (6,012) | (1,454)
State | (526) | (1,096) | (265)
Foreign | 4,240 | 256 |
Total deferred tax benefit (expense) | 828 | (6,852) | (1,719)
Total provision | $ 19,657 | $ 27,551 | $ 31,652

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