11. Share-Based Compensation (Tables)

3 Months Ended

Mar. 31, 2015

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

Summary of option activity

The following is a summary of option activity:

	Number of shares			Weighted Average Exercise Price		Weighted Average Fair Value		Weighted Average Remaining Contractual Life		Aggregate Intrinsic Value
Outstanding, December 31, 2014		1,423			8.96		4.48		–		3,486
Exercised		(11	)		7.05		3.59		–		50
Forfeited		(16	)		9.93		5.32		–		22
Outstanding, March 31, 2015		1,396		$	8.96	$	4.47		7.852	$	6,869
Exercisable, March 31, 2015		687		$	8.20	$	3.69		7.357	$	3,905
Vested and expected to vest		1,326		$	8.91	$	4.43		7.823	$	6,592

Summary of RSU activity

The following is a summary of RSU/RSA activity:

	Number of shares			Weighted Average Fair Value		Aggregate Intrinsic Value
Outstanding at December 31, 2014		21			18.22		238
Granted		123			8.94		1,105
Exercised/Released		1			3.59		16
Cancelled/Forfeited		(2	)		8.94		–
Outstanding at March 31, 2015		143		$	10.31	$	1,992
Exercisable, March 31, 2015		17		$	18.20	$	231
Vested and expected to vest		137		$	10.35	$	1,908

Schedule of employee stock-based compensation expenses

Employee share-based compensation expenses recognized for the periods indicated (in thousands):

	Three months ended March 31,
	2015		2014
Share-Based compensation - by expense type
Cost of sales	$	16	$	25
Research and development		53		25
Sales and marketing		50		23
General and administrative		397		416
	$	516	$	489

	Three months ended March 31,
	2015		2014
Share-Based compensation - by award type
Employee stock options	$	385	$	414
Restricted stock units/awards		131		73
Warrants		–		2
	$	516	$	489