Condensed Consolidated Statements of Comprehensive Income (Loss) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Jan. 31, 2013	Jan. 31, 2012
Net income (loss)	$ 4,432	$ (2,786)
Other comprehensive income (loss), net of tax:
Change in pension liability	(173)	(109)
Change in fair value of available-for-sale securities	96	243
Unrealized income (loss) on derivative held by equity investee	93	(795)
Other Comprehensive Income (Loss), Net of Tax	16	(661)
Comprehensive Income (Loss), Net of Tax, Attributable to Parent	$ 4,448	$ (3,447)