CONSOLIDATED STATEMENTS OF STOCKHOLDERS EQUITY AND COMPREHENSIVE INCOME (Parenthetical) (USD $) In Thousands, unless otherwise specified	12 Months Ended
Oct. 31, 2011	Oct. 31, 2010	Oct. 31, 2009
Unrealized gain (loss) on auction rate securities, tax effect	$ 193	$ 179	$ 203
Reclass adjustment for credit losses recognized in earnings, tax effect		53	636
Foreign currency translation, tax effect			241
Actuarial gain (loss) - Adjustments to pension & other post-retirement benefit plans, tax effect	996	108	139
Net unrealized gain (loss) on interest rate swaps, tax effect	$ 76	$ 230	$ 412

Tax effect on the accumulated change in the value of either the projected benefit obligation or plan assets resulting from experience different from that assumed or from a change in an actuarial assumption that has not been recognized in net periodic benefit cost.

+ References+ Details

Tax effect of the adjustment that results from the process of translating subsidiary financial statements and foreign equity investments into functional currency of the reporting entity. While for technical reasons this element has no balance attribute, the default assumption is a credit balance consistent with its label.

+ References+ Details

- Definition

Tax effect on the reclassification adjustment for losses realized upon the write-down of securities.

+ References+ Details

- Definition

Tax effect on the change in accumulated gains and losses from derivative instruments designated and qualifying as the effective portion of cash flow hedges. Includes an entity's share of an equity investee's Increase or Decrease in deferred hedging gains or losses.

+ References+ Details

- Definition

Tax effect on gross appreciation or the gross loss in value of the total of unsold securities during the period being reported on.

+ References+ Details