Income Taxes (Schedule Of Components Of The (Benefit) Provision For Income Taxes) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Oct. 31, 2011	Oct. 31, 2010	Oct. 31, 2009
Income Taxes [Abstract]
Federal	$ (6,436)	$ (17,097)	$ 1,813
State	(2,197)	8	8,236
Foreign	474	25,421	14,450
Current Income Tax Expense (Benefit), Total	(8,159)	8,332	24,499
Federal	(7,160)	(25,156)	38,368
State	(2,456)	(9,309)	(2,875)
Foreign	15,524	(12,272)	5,397
Deferred Income Tax Expense (Benefit), Total	5,908	(46,737)	40,890
(Benefit) provision for income taxes	$ (2,251)	$ (38,405)	$ 65,389