Leases	3 Months Ended
Jul. 31, 2012
Leases [Abstract]
Leases	LEASES GFE has a lease agreement with Trinity Industries Leasing Company (“Trinity”) for 75 hopper cars to assist with the transport of distiller's grains by rail through April 2018. GFE will pay Trinity $620 per month plus $0.03 per mile traveled in excess of 36,000 miles per year. Rent expense for these leases was approximately $139,500 for the three month periods ended July 31, 2013 and 2012. Rent expense for these leases was approximately $418,500 for the nine month periods ended July 31, 2013 and 2012. GFE has lease agreements with three leasing companies for 176 rail car leases for the transportation of GFE's ethanol with various maturity dates through October 2017. The rail car lease payments are due monthly in the aggregate amount of approximately $121,000. Rent expense for these leases was approximately $361,000 and $318,000 for the three month periods ended July 31, 2013 and 2012, respectively. Rent expense for these leases was approximately $1,067,000 and $955,000 for the nine month periods ended July 31, 2013 and 2012, respectively. HLBE leases equipment, primarily rail cars, under operating leases through 2017. Rent expense for the three months ended July 31, 2013 and 2012 was approximately $406,000 and $650,000, respectively. Rent expense for the nine months ended July 31, 2013 and 2012 was approximately $1,313,000 and $1,400,000, respectively.

Leases

3 Months Ended

Jul. 31, 2012

LEASES

GFE has a lease agreement with Trinity Industries Leasing Company (“Trinity”) for 75 hopper cars to assist with the transport of distiller's grains by rail through April 2018. GFE will pay Trinity $620 per month plus $0.03 per mile traveled in excess of 36,000 miles per year. Rent expense for these leases was approximately $139,500 for the three month periods ended July 31, 2013 and 2012. Rent expense for these leases was approximately $418,500 for the nine month periods ended July 31, 2013 and 2012.

GFE has lease agreements with three leasing companies for 176 rail car leases for the transportation of GFE's ethanol with various maturity dates through October 2017. The rail car lease payments are due monthly in the aggregate amount of approximately $121,000. Rent expense for these leases was approximately $361,000 and $318,000 for the three month periods ended July 31, 2013 and 2012, respectively. Rent expense for these leases was approximately $1,067,000 and $955,000 for the nine month periods ended July 31, 2013 and 2012, respectively.

HLBE leases equipment, primarily rail cars, under operating leases through 2017. Rent expense for the three months ended July 31, 2013 and 2012 was approximately $406,000 and $650,000, respectively. Rent expense for the nine months ended July 31, 2013 and 2012 was approximately $1,313,000 and $1,400,000, respectively.