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SCHEDULE II - VALUATION AND QUALIFYING ACCOUNTS (Details) (USD $)
In Thousands, unless otherwise specified |
12 Months Ended | ||
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Sep. 30, 2013
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Sep. 30, 2012
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Sep. 30, 2011
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Deferred tax valuation allowance (deducted from net deferred tax assets)
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| Activity in valuation and qualifying accounts | |||
| Balance at beginning of period | $ 4,558 | $ 3,341 | $ 1,733 |
| Charged to expense | 866 | 1,217 | 1,608 |
| Balance at end of period | 5,424 | 4,558 | 3,341 |
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Allowance for doubtful accounts (deducted from accounts receivable)
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| Activity in valuation and qualifying accounts | |||
| Balance at beginning of period | 1,248 | 514 | 328 |
| Charged to expense | 337 | 962 | 290 |
| Reductions | 694 | 228 | 104 |
| Balance at end of period | 891 | 1,248 | 514 |
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Inventory allowance (deducted from inventory)
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| Activity in valuation and qualifying accounts | |||
| Balance at beginning of period | 2,574 | 990 | 1,012 |
| Charged to expense | 147 | 1,584 | 194 |
| Reductions | 1,269 | 216 | |
| Balance at end of period | $ 1,452 | $ 2,574 | $ 990 |