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Stock-Based Awards (Tables)

12 Months Ended

Dec. 31, 2014

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

Summary of Options Activity

A summary of option activity is as follows:

		Options				Weighted- Average Exercise Price
Outstanding January 1, 2012			20,852,614			$	0.79
Granted			—				0.00
Forfeitures or expirations			(73,907	)			1.75
Exercised			(8,018,516	)			0.58
Outstanding at December 31, 2012			12,760,191			$	0.95
Granted			—				0.00
Forfeitures or expirations			(40,000	)			4.11
Exercised			(4,875,500	)			0.38
Outstanding at December 31, 2013			7,844,691			$	1.29
Granted			—				0.00
Forfeitures or expirations			—				0.00
Exercised			(2,514,621	)			0.61
Outstanding at December 31, 2014			5,330,070			$	1.61

Summary of Stock Options Outstanding

The following table summarizes information on stock options outstanding at December 31, 2014:

		Options Outstanding												Options Exercisable
Range of Exercise Prices		Number Outstanding at December 31, 2014				Weighted- Average Remaining Contractual Life in Years				Weighted- Average Exercise Price				Number Exercisable at December 31, 2014				Weighted- Average Exercise Price				Aggregate Intrinsic Value at December 31, 2014
$0.70 – $0.70			2,435,000				4.1				0.70				2,285,000				0.70				34,218
$1.07 – $1.07			1,368,891				2.1				1.07				1,368,891				1.07				19,993
$2.03 – $4.03			948,299				3.4				2.19				948,299				2.19				12,790
$5.05 – $5.05			360,000				6.1				5.05				247,500				5.05				2,630
$6.36 – $6.82			122,880				6.5				6.49				72,880				6.48				670
$7.01 – $8.51			95,000				6.7				7.50				65,000				7.51				531
			5,330,070				3.7			$	1.61				4,987,570			$	1.47			$	70,832

Summary of Restricted Shares Outstanding

The following table summarizes information about restricted shares outstanding for the years ended December 31, 2014, 2013 and 2012:

		Restricted Stock Awards
Unvested balance at January 1, 2012			1,311,371
Granted			1,209,114
Vested			(1,209,121	)
Forfeited			(30,220	)
Unvested balance at December 31, 2012			1,281,144
Granted			981,810
Vested			(358,334	)
Forfeited			(7,743	)
Unvested balance at December 31, 2013			1,896,877
Granted			623,088
Vested			(996,385	)
Forfeited			(9,641	)
Unvested balance at December 31, 2014			1,513,939

Summary of Stock-Based Compensation Expense

The following table summarizes the Company’s stock-based compensation expense:

		For the Year Ended December 31,
		2014				2013				2012
Employees and directors option awards		$	487			$	381			$	1,436
Employees and directors restricted stock awards			7,650				6,078				3,814
Nonemployee consultants and special advisers restricted stock awards			—				—				2,187
Total		$	8,137			$	6,459			$	7,437

Summary of Unrecognized Stock-Based Compensation Expense and Remaining Vesting Period

The following table summarizes the Company’s unrecognized stock-based compensation expense and remaining vesting period as of December 31, 2014:

		Unrecognized Stock-Based Compensation				Average Remaining Vesting Period
Employees and directors option awards		$	415				1.06
Employees and directors restricted stock awards		$	10,574				1.41

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Tabular disclosure of the amount of total share-based compensation cost, including the amounts attributable to each share-based compensation plan and any related tax benefits.

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-Publisher FASB

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-Section 50

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+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

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