The following table summarizes information about stock options outstanding at December 31, 2012:


Options Outstanding							Options Exercisable
Exercise Price	Number Outstanding		Weighted Average Remaining Contractual Life (years)		Weighted Average Exercise Price		Number Exercisable		Weighted Average Exercise Price
$15.78		39,614		0.2	$	15.78		39,614	$	15.78
$22.06		12,000		2.0	$	22.06		—	$	22.06
$18.48		687,178		5.2	$	18.48		123,178	$	18.48

Totals		738,792		4.9	$	18.39		162,792	$	17.82

A summary of PSP activity for the years ended December 31, 2012, 2011 and 2010 is as follows:


	Weighted- Average Grant Date Fair Value		Granted Shares			Awarded Shares			Shares Not Yet Awarded
Outstanding at January 1, 2010	$	7.39		7,758,547			4,423,436			3,335,111

Granted	$	9.67		384,420			—			384,420
Awarded	$	9.49		—			474,113			(474,113	)
Vested	$	2.02		(1,388,789	)		(1,388,789	)		—
Forfeited	$	7.91		(962,324	)		(117,241	)		(845,083	)

Outstanding at December 31, 2010	$	7.32		5,791,854			3,391,519			2,400,335

Granted	$	—		—			—			—
Awarded	$	9.56		—			447,154			(447,154	)
Vested	$	6.01		(106,490	)		(106,490	)		—
Forfeited	$	9.48		(753,552	)		(386,914	)		(366,638	)

Outstanding at December 31, 2011	$	8.08		4,931,812			3,345,269			1,586,543

Granted	$	—		—			—			—
Awarded	$	8.09		—			7,743			(7,743	)
Vested	$	3.29		(877,224	)		(877,224	)		—
Forfeited	$	13.06		(363,566	)		(81,283	)		(282,283	)

Outstanding at December 31, 2012	$	8.72		3,691,022			2,394,505			1,296,517

A summary of SIP activity for the years ended December 31, 2012, 2011 and 2010 is as follows:


	Weighted- Average Grant Date Fair Value		Granted Shares			Awarded Shares			Shares Not Yet Awarded
Outstanding at January 1, 2010	$	—		—			—			—

Granted	$	12.62		192,245			—			192,245
Awarded	$	12.62		—			38,449			(38,449	)
Vested	$	—		—			—			—
Forfeited	$	—		—			—			—

Outstanding at December 31, 2010	$	12.62		192,245			38,449			153,796

Granted	$	23.94		2,375,892			—			2,375,892
Awarded	$	11.41		—			(1,041	)		1,041
Vested	$	—		—			—			—
Forfeited	$	23.94		(90,080	)		—			(90,080	)

Outstanding at December 31, 2011	$	23.06		2,478,057			37,408			2,440,649

Granted	$	22.59		814,545			—			814,545
Awarded	$	—		—			—			—
Vested	$	—		—			—			—
Forfeited	$	23.62		(135,291	)		—			(135,291	)

Outstanding at December 31, 2012	$	22.91		3,157,311			37,408			3,119,903

A summary of stock option activity for the years ended December 31, 2012, 2011 and 2010 is as follows:


Stock Options	Shares Under Option			Weighted- Average Exercise Price		Weighted- Average Remaining Contractual Term *(in years)*		Aggregate Intrinsic Value *(in thousands)*
Outstanding at January 1, 2010		2,388,684		$	17.03		6.1	$	21,629

Granted		—		$	—
Exercised		(313,514	)	$	13.13
Forfeited		(200,000	)	$	18.48
Expired		—		$	—

Outstanding at December 31, 2010		1,875,170		$	17.53		5.4	$	17,147

Granted		—		$	—
Exercised		(52,589	)	$	18.48
Forfeited		(438,044	)	$	17.28
Expired		—		$	—

Outstanding at December 31, 2011		1,384,537		$	17.58		4.4	$	14,587

Granted		—		$	—
Exercised		(645,745	)	$	16.64
Forfeited		—		$	—
Expired		—		$	—

Outstanding at December 31, 2012		738,792		$	18.39		4.9	$	8,891

Ending vested and expected to vest at December 31, 2012		738,792		$	18.39		4.9	$	8,891
Exercisable at December 31, 2012		162,792		$	17.82		4.0	$	1,243
Exercisable at December 31, 2011		396,985		$	18.16		5.4	$	1,774
Exercisable at December 31, 2010		257,040		$	17.92		6.0	$	1,546

The non-cash stock-based compensation expense for the years ended December 31 is as follows:


(in thousands)	2012		2011		2010
Stock Incentive Plan	$	9,288	$	5,320	$	60
Employee Stock Purchase Plan		2,856		2,126		2,511
Performance Stock Plan		2,612		2,661		2,836
Incentive Stock Option Plan		1,109		1,087		1,438

Total	$	15,865	$	11,194	$	6,845