Summary of Significant Accounting Policies - Purchase and Sales Contracts Outstanding (Details)
|
Aug. 31, 2012
Bushels
t
Barrels
|
Aug. 31, 2011
t
Bushels
Barrels
|
---|---|---|
Sales Contracts
|
||
Purchase and Sales Contracts [Line Items] | ||
Grain and oilseed - bushels | 1,074,535,000 | 796,332,000 |
Energy products - barrels | 19,561,000 | 14,020,000 |
Soy products - tons | 215,000 | 269,000 |
Crop nutrients - tons | 725,000 | 1,420,000 |
Ocean and barge freight - metric tons | 183,000 | 93,000 |
Purchase Contracts
|
||
Purchase and Sales Contracts [Line Items] | ||
Grain and oilseed - bushels | 722,895,000 | 667,409,000 |
Energy products - barrels | 9,047,000 | 9,915,000 |
Soy products - tons | 15,000 | 18,000 |
Crop nutrients - tons | 600,000 | 1,177,000 |
Ocean and barge freight - metric tons | 1,018,000 | 983,000 |