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STOCKHOLDERS' EQUITY (Details) (USD $)
In Thousands, except Share data, unless otherwise specified |
1 Months Ended | 12 Months Ended | |||||
|---|---|---|---|---|---|---|---|
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Nov. 30, 2011
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Oct. 31, 2011
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Oct. 31, 2010
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Oct. 31, 2009
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Dec. 31, 2010
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Jul. 31, 2009
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May 31, 2008
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| STOCKHOLDERS' EQUITY | |||||||
| Number of shares authorized to be repurchased | 3,000,000 | 5,000,000 | 4,000,000 | ||||
| Amount paid to repurchase the shares (in dollars) | $ 129,955 | $ 135,777 | $ 115,284 | ||||
| Repurchase of shares | 2,296,380 | 2,678,474 | 3,316,536 | ||||
| Number of shares remained authorized for repurchase | 2,032,858 | ||||||
| Treasury shares held | 24,429,125 | 22,637,278 | |||||
| Cost of treasury shares (in dollars) | $ 984,583 | $ 876,620 | |||||
| Number of treasury shares authorized to be retired by the company's Board of Directors | 15,000,000 | ||||||