Stock-Based Compensation Plans (Tables)

6 Months Ended

Jun. 30, 2012

Disclosure of Compensation Related Costs, Share-based Payments [Abstract]

Schedule of Share-based Compensation, Activity

The following table summarizes the activity for all stock options, restricted stock units and performance shares under all of the Long-Term Incentive Plans ("LTIPs") for the six months ended June 30, 2012:

		December 31, 2011			Activity during 2012											June 30, 2012
		Outstanding			Granted			Exercised				Canceled				Outstanding			Exercisable
Plans	Securities	Number	Price		Number	Price		Number		Price		Number		Price		Number	Price		Number	Price
2004 LTIP	RSUs	188	$	0.01	—	$	—	(188	)	$	0.01	—		$	—	—	$	—	—	$	—
	Options	41,077	35.08		—	—		(15,701	)	34.75		—		—		25,376	35.28		25,376	35.28
2005 LTIP	RSUs	3,053	0.01		—	—		—		—		—		—		3,053	0.01		3,053	0.01
2005 Directors’ Plan	Options	7,500	27.03		—	—		(5,500	)	27.03		—		—		2,000	27.03		2,000	27.03
2007 LTIP (1)	RSUs	78,509	0.01		—	—		(28,671	)	0.01		(167	)	0.01		49,671	0.01		26,410	0.01
	Options	274,034	25.71		—	—		(47,858	)	26.09		—		—		226,176	25.63		226,176	25.63
	Perf. shares	11,271	0.01		—	—		(2,818	)	0.01		—		—		8,453	0.01		8,453	0.01
2010 LTIP (1)	RSUs	137,532	0.01		81,468	0.01		(72,132	)	0.01		(500	)	0.01		146,368	0.01		900	0.01
	Options	7,500	32.78		—	—		—		—		—		—		7,500	32.78		—	—
	Perf. shares	28,192	0.01		85,252	0.01		(20,082	)	0.01		—		—		93,362	0.01		700	0.01
Total		588,856			166,720			(192,950	)			(667	)			561,959			293,068

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 Note: Price is weighted-average price per share.

(1) The 2007 and 2010 LTIPs are for officers, employees and non-employee directors.