|
Business - Additional Information (Detail) (USD $)
In Thousands, unless otherwise specified |
12 Months Ended | ||
|---|---|---|---|
|
Aug. 31, 2012
Segment
|
Aug. 31, 2012
Carolina Starches, LLC [Member]
|
Jan. 31, 2012
Carolina Starches, LLC [Member]
|
|
| Business And Organization [Line Items] | |||
| Number of segments | 2 | ||
| Purchase price | $ 8,500 | $ 8,500 |