Schedule of Debt Maturities (Details) (USD $) In Thousands, unless otherwise specified	Apr. 30, 2013	Oct. 31, 2012
Next Twelve Months	$ 0
Year Two	0
Year Three	0
Year Four	0
Year Five	88,700
Debt, Long-term and Short-term, Combined Amount	88,700	21,597
Second Amendment [Member]
Next Twelve Months	0
Year Two	0
Year Three	0
Year Four	0
Year Five	88,700
Debt, Long-term and Short-term, Combined Amount	88,700
Other Debt Obligations [Member]
Next Twelve Months	0
Year Two	0
Year Three	0
Year Four	0
Year Five	0
Debt, Long-term and Short-term, Combined Amount	$ 0