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Other Current Liabilities (Details) (USD $) In Thousands, unless otherwise specified | May 31, 2013 | Aug. 31, 2012 | May 31, 2012
--- | --- | --- | ---
Other Current Liabilities [Abstract] |  |  |
Compensation and benefits | $ 15,830 | $ 14,438 | $ 12,560
Deferred revenue | 8,897 | 3,714 | 4,572
Income tax liability | 7,785 | 5,397 | 6,314
Warranty | 6,482 | 4,848 | 4,133
Other | 26,265 | 16,384 | 17,923
Total other current liabilities | $ 65,259 | $ 44,781 | $ 45,502

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