Stock-Based Compensation (Tables)

6 Months Ended

Jun. 30, 2013

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

Stock options outstanding under equity-based compensation plans

A summary of the changes in stock options outstanding during the six months ended June 30, 2013 is presented below:

	Number of Options		Weighted Average Remaining Contract Term (Years)	Weighted Average Exercise Price Per Share		Aggregate Intrinsic Value
Options outstanding as of December 31, 2012	3,461		7.8	9.34		659
Granted	—			—		—
Exercised	—			—		—
Canceled	—			—		—
Options outstanding as of March 31, 2013	3,461		7.6	9.34		744
Granted	—			—		—
Exercised	—			—		—
Canceled	(21	)		8.90		—
Options outstanding as of June 30, 2013	3,440		7.3	$	9.34	$	7,912
Options exercisable as of June 30, 2013	1,302		7.1	$	10.27	$	2,563

RSUs outstanding under equity-based compensation plans

A summary of the changes in RSUs outstanding during the six months ended June 30, 2013 is presented below:

	Number of RSUs		Weighted Average Grant Date Fair Value Per RSU
Unvested units as of December 31, 2012	4,815		$	10.53
Granted	1,354		8.86
Vested	(918	)	12.36
Canceled	(3	)	10.76
Unvested units as of March 31, 2013	5,248		$	10.05
Granted	85		10.48
Vested	(70	)	9.94
Canceled	(119	)	11.51
Unvested units as of June 30, 2013	5,144		$	9.95