CONSOLIDATED BALANCE SHEETS (Parenthetical) (USD $) In Thousands, except Share data, unless otherwise specified	Oct. 31, 2011	Oct. 31, 2010
Trade accounts receivable, allowances	$ 13,485	$ 10,672
Property, plant and equipment, accumulated depreciation	97,819	98,884
Other intangible assets, accumulated amortization	$ 78,669	$ 54,889
Preferred stock, par value	$ 0.01	$ 0.01
Preferred stock, shares authorized	500,000	500,000
Preferred stock, shares issued	0	0
Common stock, par value	$ 0.01	$ 0.01
Common stock, shares authorized	100,000,000	100,000,000
Common stock, shares issued	53,333,071	52,635,343
Common stock, shares outstanding	53,333,071	52,635,343