|
Comprehensive Income (Details) (USD $)
|
12 Months Ended | ||
|---|---|---|---|
|
Oct. 31, 2012
|
Oct. 31, 2011
|
Oct. 31, 2010
|
|
| AccumulatedOtherComprehensiveIncomeLossNetOfTaxAbstract | |||
| Reclass of (losses) and gains of available-for-sale securities | $ (100,000) | $ 600,000 | $ 3,000,000 |
| Unamortized loss on derivative instrument, net of tax | (1,424,000) | (1,714,000) | |
| Net unrealized gains on available-for-sale securities, net of tax | 5,461,000 | 3,386,000 | |
| Foreign currency translation adjustments, net of tax | (114,000) | (332,000) | |
| Total accumulated other comprehensive income | $ 3,923,000 | $ 1,340,000 | |