Commitments and contigencies (Tables)

12 Months Ended

Oct. 31, 2013

Commitments and Contingencies Disclosure [Abstract]

Schedule of minimum rental income to be received from non-cancelable operating leases

Minimum rental income (in thousands of dollars) to be received from non-cancelable operating leases in years subsequent to October 31, 2013 is as follows:

Year Ending October 31,	Amount
2014	$	15,899
2015		14,589
2016		13,094
2017		10,301
2018		8,278
Thereafter		59,443
Total	$	121,604