Stock-Based Compensation (Tables)

12 Months Ended

Dec. 31, 2011

Stock-Based Compensation [Abstract]

Fair Value Of Share-Based Payment Awards

	Year Ended December 31,
	2011		2010		2009
Weighted-average expected lives of options		4.6 yrs.		7.6 yrs.		6.9 yrs.
Expected volatility		47.8%		44.2%		43.8%
Risk free interest rate		1.3%		2.8%		2.1%
Dividend yield rate		4.1%		3.5%		3.2%

Stock Option Award Activity

	Number of Shares			Weighted- Average Exercise Price		Weighted- Average Remaining Contractual Life (in years)		Aggregate Intrinsic Value (in thousands)
Outstanding at December 31, 2010		5,858,924		$	40.72
Granted - at fair market value		265,000			25.07
Exercised		(489,324	)		18.47
Cancelled		(471,344	)		33.42
Outstanding at December 31, 2011		5,163,256		$	42.69		5.15	$	-

Options Granted To Executives, Non-Executives And Directors That Are Vested And Expected To Vest

	Vested and Expected to Vest at December 31, 2011
	Number of Shares		Weighted- Average Exercise Price		Weighted- Average Remaining Contractual Life (in years)		Aggregate Intrinsic Value (in thousands)
Executives		3,768,854	$	43.89
Directors		1,047,912		39.88
Non-Executives		307,642		39.43
Total		5,124,408	$	42.80		5.15	$	-

Options Granted To Executives, Non-Executives And Directors That Are Exercisable

	Exercisable at December 31, 2011
	Number of Shares		Weighted- Average Exercise Price		Weighted- Average Remaining Contractual Life (in years)		Aggregate Intrinsic Value (in thousands)
Executives		2,603,854	$	49.13
Directors		1,047,912		39.88
Non-Executives		260,162		41.55
Total		3,911,928	$	46.15		4.25	$	-

Outstanding And Exercisable Stock Options

	Options Outstanding						Options Exercisable
Range of Exercise Price	Number Outstanding		Weighted- Average Remaining Contractual Life (in years)		Weighted- Average Exercise Price		Number Exercisable		Weighted- Average Exercise Price
$ 15.84 - $ 23.77		592,912		3.49	$	21.66		567,912	$	21.73
$ 23.78 - $ 39.61		1,921,620		7.74	$	32.24		755,492	$	33.23
$ 39.62 - $ 47.53		1,196,724		3.45	$	43.98		1,136,524	$	44.10
$ 47.54 - $ 63.38		860,000		4.11	$	60.52		860,000	$	60.52
$ 63.39 - $ 71.30		492,000		3.30	$	67.17		492,000	$	67.17
$ 71.31 - $ 78.89		100,000		3.76	$	78.89		100,000	$	78.89
Total		5,163,256		5.15	$	42.69		3,911,928	$	46.15

Restricted And Unrestricted Stock Award Activity

	Number of Shares			Weighted- Average Grant Date Fair Value
Non-vested at December 31, 2010		443,112		$	36.15
Granted		329,703			30.24
Vested		(100,677	)		36.34
Cancelled		(4,289	)		38.88
Non-vested at December 31, 2011		667,849		$	33.19