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Share-Based Compensation (Tables)

9 Months Ended

Oct. 31, 2011

Share-Based Compensation [Abstract]

Schedule Of Share-Based Compensation Expense Included In Condensed Consolidated Statements Of Income


		Three Months Ended October 31,								Nine Months Ended October 31,
		2011				2010				2011				2010
Stock Options		$	524			$	1,085			$	1,845			$	3,091
Stock Appreciation Rights			243				172				756				172
Performance Share Units			2,682				1,642				5,726				4,163
Restricted Shares			11				—				17				—

Total		$	3,460			$	2,899			$	8,344			$	7,426

Schedule Of Share-Based Awards Issued And Weighted Average Fair Value


		Three Months Ended October 31, 2011								Three Months Ended October 31, 2010
		Awards Issued				Weighted Average Fair Value				Awards Issued				Weighted Average Fair Value
Stock Options			—			$	—				20,500			$	12.23
Stock Appreciation Rights			8,500			$	9.87				487,600			$	12.55
Performance Share Units			1,938,450			$	16.28				390,300			$	23.64
Restricted Shares			10,000			$	20.08				—				—

Total			1,956,950								898,400


		Nine Months Ended October 31, 2011								Nine Months Ended October 31, 2010
		Awards Issued				Weighted Average Fair Value				Awards Issued				Weighted Average Fair Value
Stock Options			100,000			$	10.36				452,500			$	12.07
Stock Appreciation Rights			8,500			$	9.87				487,600			$	12.55
Performance Share Units			1,938,450			$	16.28				400,300			$	24.03
Restricted Shares			10,000			$	20.08				—				—

Total			2,056,950								1,340,400

Schedule Of Unrecognized Compensation Cost And Weighted Average Period Of Recognition


		October 31, 2011
		Unrecognized Compensation Cost				Weighted Average Years
Stock Options		$	7,049				2.3
Stock Appreciation Rights			4,187				3.9
Performance Share Units			52,031				4.5
Restricted Shares			208				4.5

Total		$	63,475				4.2