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Commitments and Contingencies (Details Textual) (USD $)
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1 Months Ended | ||
|---|---|---|---|
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Jun. 29, 2012
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Sep. 30, 2011
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Apr. 01, 2011
Employee
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| Commitments and Contingencies (Textual) [Abstract] | |||
| Outstanding unused letters of credit from a bank | $ 246,000 | $ 200,000 | |
| Outstanding non-cancelable purchase commitments | $ 3,300,000 | $ 3,000,000 | |
| Number of ex-employees | 5 | ||