Stock Based Compensation and Employee Benefit Plans (Tables)

3 Months Ended

Mar. 31, 2015

Schedule of Assumptions Used in Estimating the Grant-Date Fair Values of Stock Options Granted

The Company estimated the grant-date fair values of stock options granted in the three months ended March 31, 2015, using the Black-Scholes option pricing model and the following assumptions:

	March 31, 2015
Expected volatility	76.0%
Risk-free interest rate	1.09% - 1.3%
Expected life (years)	4.5
Dividend yield	0.0%

Summary of Stock-Based Compensation Expense

Stock-based compensation expense, a non-cash expense, is included in each respective expense category as follows, for the three months ended March 31, 2015 and 2014:

	Three months ended March 31
	2015		2014
Cost of revenue	$	9	$	25
Sales and marketing		16		10
Research and development		5		8
General and administrative		148		105
Total stock-based compensation expense	$	178	$	148

2014 NPS Corp Plan [Member]

Summary of Stock Option Activity

A summary of the stock option activity under the 2014 NPS Corp Plan for the three months ended March 31, 2015, is as follows:

	Shares			Weighted- Average Exercise Price		Average Remaining Weighted-Average Contractual Term (in Years)	Aggregate Intrinsic Value
Outstanding — December 31, 2014		2,403,347		$	2.20	5.97 years	$	2,151
Granted		14,000		$	1.84
Exercised		(1,596	)	$	1.59
Canceled		(7,490	)	$	2.15
Outstanding — March 31, 2015		2,408,261		$	2.20	5.62 years	$	—
Exercisable — March 31, 2015		1,123,569		$	2.18	5.14 years	$	—
Shares vested and expected to vest March 31, 2015		2,263,801		$	2.19	5.59 years	$	—

Mira III Stock Option Awards [Member]

Summary of Stock Option Activity

A summary of the former officers and directors of Mira III option activity for March 31, 2015 is as follows:

	Shares		Weighted- Average Exercise Price (CDN)		Average Remaining Weighted-Average Contractual Term (in Years)	Aggregate Intrinsic Value (USD)
Outstanding — December 31, 2014		35,938	$	3.48	.3 Years		—
Granted		—
Exercised		—
Canceled		—
Outstanding — March 31, 2015		35,938	$	3.48	.1 Years	$	—
Exercisable — March 31, 2015		35,938	$	3.48	.1 Years	$	—
Shares vested and expected to vest March 31, 2015		35,938	$	3.48	.1 Years	$	—