Stock-Based Awards and Other Equity Instruments (Tables)

12 Months Ended

Dec. 31, 2012

Summary of Stock Option Activity

The following table presents a summary of our stock option activity:

	Options (1)			Weighted Average Exercise Price (1)		Remaining Contractual Life		Aggregate Intrinsic Value
	(In thousands)					(In years)		(In thousands)
Balance as of January 1, 2010		9,001		$	30.34
Granted		2,908			52.42
Exercised		(1,834	)		24.96
Cancelled		(972	)		30.96
Balance as of December 31, 2010		9,103			35.90
Granted		3,725			43.19
Exercised		(1,176	)		24.16
Cancelled		(1,030	)		32.48
Adjustments due to the spin-off (2)		4,288
Exercised—post spin-off		(112	)		14.13
Balance as of December 31, 2011 (3)		14,798			17.96
Granted		5,586			36.36
Exercised		(3,582	)		13.31
Cancelled		(1,566	)		23.47
Balance as of December 31, 2012		15,236			25.24		4.8	$	551,510
Exercisable as of December 31, 2012		4,080			22.15		3.2		160,295
Vested and expected to vest after December 31, 2012		11,733			23.65		4.9		443,386

(1) Reflects the one-for-two reverse stock split on December 20, 2011.

(2) Reflects the equitable adjustment to the exercise prices and number of outstanding stock options necessary to maintain the intrinsic value of those awards immediately prior to and following the spin-off.

(3) Outstanding options as of December 31, 2011 represent options outstanding after giving effect to the one-for-two reverse stock split and spin-off adjustments made in order to maintain the intrinsic value of those awards immediately prior to and immediately following the transaction.

Weighted Average Assumptions of Black-Scholes Option-Pricing Model

The fair value of stock options granted during the years ended December 31, 2012, 2011 and 2010 were estimated at the date of grant using the Black-Scholes option-pricing model, assuming the following weighted average assumptions:

	2012			2011			2010
Risk-free interest rate		0.64	%		1.87	%		2.18	%
Expected volatility		53.13	%		49.94	%		51.75	%
Expected life (in years)		4.00			4.68			4.72
Dividend yield		1.04	%		1.38	%		1.25	%
Weighted-average estimated fair value of options granted during the year	$	13.96		$	16.90		$	18.56

Summary of Stock Options Outstanding And Exercisable

The following table presents a summary of our stock options outstanding and exercisable at December 31, 2012:

					Options Outstanding						Options Exercisable
Range of Exercise Prices					Shares		Weighted- Average Price Per Share		Remaining Contractual Life		Shares		Weighted- Average Exercise Price
					(In thousands)				(In years)		(In thousands)
$	0.01	-	$	8.00		1,748	$	6.98		3.3		677	$	6.99
	8.01	-		12.00		244		8.86		3.2		231		8.81
	12.01	-		18.00		109		13.89		3.0		76		13.43
	18.01	-		25.00		5,654		19.77		4.8		1,104		20.27
	25.01	-		35.00		6,085		31.92		5.4		1,294		26.96
	35.01	-		45.00		871		37.24		3.2		698		36.27
	45.01	-		61.00		525		57.64		6.7		—		—
	0.01	-		61.00		15,236		25.24		4.8		4,080		22.15

Summary of Restricted Stock Units Activity

The following table presents a summary of RSU activity:

	RSUs (1)			Weighted Average Grant-Date Fair Value (1)
	(In thousands)
Balance as of January 1, 2010		3,283		$	39.00
Granted		263			52.42
Vested and released		(950	)		34.58
Cancelled		(279	)		41.76
Balance as of December 31, 2010		2,317			40.24
Granted		221			52.35
Vested and released		(832	)		39.32
Cancelled		(137	)		41.98
Adjustments due to the spin-off (2)		725
Vested and released—post spin-off		(12	)		13.45
Balance as of December 31, 2011 (3)		2,282			21.47
Granted		602			32.07
Vested and released		(1,382	)		21.02
Cancelled		(284	)		22.82
Balance as of December 31, 2012		1,218			29.57

(1) Reflects the one-for-two reverse stock split on December 20, 2011.

(2) Reflects the equitable adjustment to the number of unvested RSUs necessary to maintain the fair value of those awards immediately prior to and following the spin-off.

(3) Outstanding RSUs as of December 31, 2011 represent RSUs outstanding after giving effect to one-for-two reverse stock split and spin-off adjustments made in order to maintain the fair value of those awards immediately prior to and immediately following the transaction.