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Common Shares And Stock-Based Awards Plans (Tables)

12 Months Ended

Dec. 31, 2011

Share-based Compensation Arrangement by Share-based Payment Award [Line Items]

Summary Of Stock Options

										Weighted-
						Weighted-				Average
						Average				Remaining				Aggregate
		Number of				Exercise				Contractual				Intrinsic
(in thousands, except per share data)		Options				Price				Term (Years)				Value
Outstanding at December 31, 2008			5,838			$	18.43
Granted			584			$	18.39
Exercised			(366	)		$	9.85
Forfeited or expired			(525	)		$	16.26
Outstanding at December 31, 2009			5,531			$	19.20
Granted			61			$	19.41
Exercised			(290	)		$	11.21
Forfeited or expired			(477	)		$	24.32
Outstanding at December 31, 2010			4,825			$	19.18
Granted			399			$	18.56
Exercised			(257	)		$	9.98
Forfeited or expired			(442	)		$	18.74
Outstanding at December 31, 2011			4,525			$	19.69				5.05			$	1,128
Exercisable at December 31, 2011			3,730			$	20.32				4.39			$	913

Summary Of Stock-Based Awards

(in thousands, except per share data)		Shares				Weighted- Average Grant Date  Fair Value
Outstanding at December 31, 2008			140			$	13.99
Granted			151			$	19.11
Forfeited			(1	)		$	12.64
Outstanding at December 31, 2009			290			$	16.67
Vested			(105	)		$	15.81
Forfeited			(7	)		$	17.02
Outstanding at December 31, 2010			178			$	17.17
Granted			195			$	18.57
Vested			(66	)		$	16.66
Forfeited			(63	)		$	17.92
Outstanding at December 31, 2011			244			$	18.23

Summary Of Restricted Stock Units And Phantom Stock Awards

(in thousands, except per share data)		Shares				Weighted- Average Grant Date Fair Value
Outstanding at December 31, 2008			34			$	12.64
Granted			49			$	19.11
Forfeited			(2	)		$	14.07
Outstanding at December 31, 2009			81			$	16.50
Vested			(26	)		$	15.33
Forfeited			(8	)		$	17.04
Outstanding at December 31, 2010			47			$	17.05
Granted			86			$	17.77
Vested			(32	)		$	16.66
Forfeited			(18	)		$	17.37
Outstanding at December 31, 2011			83			$	17.88

Performance Based Restricted Stock Units [Member]

Share-based Compensation Arrangement by Share-based Payment Award [Line Items]

Summary Of Activities Related To Company's Performance Based Restricted Stock Unit Awards

(in thousands, except per share data)		Shares				Weighted- Average Grant Date Fair Value
Outstanding at December 31, 2010			—				—
Granted(1)			93			$	18.57
Forfeited			(25	)		$	18.57
Outstanding at December 31, 2011			68			$	18.57

(1) Represents target number of shares that can vest based on the achievement of certain performance criteria.

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- Definition

Tabular disclosure of the changes in outstanding nonvested performance-based units.

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