Stock Option Plan (Tables)

112 Months Ended

Dec. 31, 2012

Transaction under Stock Option Plan

Transactions under the Plan for the years ending December 31, 2012, 2011, and 2010 were as follows:

(in thousands, except share and per share data)	Number of Shares			Weighted- Average Exercise Price		Weighted- Average Contractual Term (Years)		Aggregate Intrinsic Value
Outstanding, December 31, 2009		3,534,686		$	2.82
Granted		1,293,000			4.55
Exercised		(196,167	)		1.19
Cancelled		(64,584	)		4.36
Outstanding, December 31, 2010		4,566,935			2.82
Granted		1,894,300			5.65
Exercised		(479,666	)		2.04
Cancelled		(843,083	)		5.01
Outstanding, December 31, 2011		5,138,486			4.08
Granted		2,309,650			4.36
Exercised		(8,300	)		3.61
Cancelled		(292,533	)		5.70
Outstanding, December 31, 2012		7,147,303		$	4.11		7.26	$	3,973
Vested and unvested expected to vest at December 31, 2012		7,096,125		$	3.56		5.28	$	3,944
Options exercisable, December 31, 2012		3,683,786		$	3.56		5.28	$	3,972
Options exercisable, December 31, 2011		2,911,186		$	3.21		5.52	$	4,232
Options available for future grant		1,706,020

Summary of Nonvested Restricted Stock

A summary of the status of non-vested restricted stock as of December 31, 2012, 2011 and 2010 is as follows:

	Number of Shares			Weighted-Average Grant Date Fair Value
Non-vested, December 31, 2009		1,467,167		$	2.30
Granted		115,000			5.15
Vested		(1,182,164	)		2.19
Cancelled		(51,250	)		4.40
Non-vested, December 31, 2010		348,753			2.30
Granted		848,406			4.52
Vested		(229,586	)		3.56
Cancelled		(16,667	)		2.85
Non-vested, December 31, 2011		950,906			4.34
Granted		258,032			4.39
Vested		(351,829	)		4.32
Cancelled		(123,370	)		4.34
Non-vested, December 31, 2012		733,739		$	4.37