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Business (Details) In Thousands, unless otherwise specified | 0 Months Ended | 12 Months Ended |  |  |  |  |  |  |  |  |  |  |
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Dec. 08, 2010 Common Stock | Aug. 31, 2011 Common Stock | Aug. 31, 2012 Taiwan SemiLEDs | Aug. 31, 2011 Taiwan SemiLEDs | Aug. 31, 2012 Helios Crew | Aug. 31, 2011 Helios Crew | Aug. 31, 2012 Hong Kong SemiLEDs | Aug. 31, 2011 Hong Kong SemiLEDs | Aug. 31, 2012 SBDI | Aug. 31, 2011 SBDI | Aug. 31, 2012 Ning Xiang | Aug. 31, 2011 Ning Xiang | Aug. 31, 2012 Shenzhen SemiLEDs | Aug. 31, 2012 HB Lighting
Business |  |  |  |  |  |  |  |  |  |  |  |  |  |
Ownership interest (as a percent) |  |  | 100.00% | 100.00% | 100.00% | 100.00% | 100.00% | 100.00% | 100.00% | 100.00% | 51.00% | 51.00% | 100.00% | 100.00%
New common shares issued in initial public offering | 6,038 | 6,038 |  |  |  |  |  |  |  |  |  |  |  |

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