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SHARE CAPITAL (Detail) - Schedule of restricted stock awards (USD $) In Thousands, except Per Share data, unless otherwise specified	12 Months Ended
	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009
Restricted ordinary shares granted (in Shares)	49	63	147
Weighted average grant date fair value (in Dollars per share)	$ 23.33	$ 17.26	$ 11.24
Aggregate grant date fair value	$ 1,140	$ 1,080	$ 1,651
Compensation expense related to restricted stock awards	7,101	18,420	32,231
Estimated tax benefit related to restricted stock awards	$ 1,546	$ 4,645	$ 7,724

The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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