Share-Based Compensation (Tables)

12 Months Ended

Dec. 31, 2012

Share-Based Compensation

Summary of stock option activity and related information

	Options		Weighted average exercise price		Weighted average remaining contractual term (in years)
Outstanding at December 31, 2011		27,595	$	28.64		0.62
Granted		—		—
Exercised		(5,000)		21.09
Terminated/Canceled		(16,224)		33.94
Outstanding at December 31, 2012		6,371	$	21.09		0.50
Exercisable at December 31, 2012		6,371	$	21.09		0.50

Summary of nonvested share activity and related fair value

	Nonvested Stock Shares		Weighted Average Grant Date Fair Value
Nonvested at December 31, 2011		4,868,017	$	31.52
Granted		1,739,775		33.43
Vested		(1,600,553)		27.89
Forfeited		(93,159)		33.69
Nonvested at December 31, 2012		4,914,080	$	33.34