Significant Accounting Policies (Tables)

6 Months Ended

Jun. 30, 2016

Significant Accounting Policies [Abstract]

Summary of Cash, Cash Equivalents and Investments

The following is a summary of cash, cash equivalents and investments at June 30, 2016 and December 31, 2015 (in thousands):

As of June 30, 2016	Amortized Cost		Gross Unrealized Gains		Gross Unrealized Losses			Fair Value
Cash	$	7,905	$	—	$	—		$	7,905
Money market funds		12,087		—		—			12,087
Certificates of deposits		2,020		2		—			2,022
Commercial paper		2,997		—		—			2,997
Corporate notes and bonds		24,999		22		(5	)		25,016
U.S. government agency securities		7,979		12		—			7,991
	$	57,987	$	36	$	(5	)	$	58,018
Classified as:
Cash and cash equivalents	$	20,993	$	—	$	—		$	20,993
Short-term investments		36,994		36		(5	)		37,025
	$	57,987	$	36	$	(5	)	$	58,018

	Amortized Cost		Gross Unrealized Gains		Gross Unrealized Losses			Fair Value
As of December 31, 2015
Cash	$	8,486	$	—	$	—		$	8,486
Money market funds		19,112		—		—			19,112
Certificates of deposits		2,980		—		(1	)		2,979
Commercial paper		996		—		—			996
Corporate notes and bonds		31,255		—		(83	)		31,172
U.S. government agency securities		2,996		—		(7	)		2,989
	$	65,825	$	—	$	(91	)	$	65,734
Classified as:
Cash and cash equivalents	$	27,598	$	—	$	—		$	27,598
Short-term investments		38,227		—		(91	)		38,136
	$	65,825	$	—	$	(91	)	$	65,734

Summary of Estimated Fair Value of Available-for-sale Securities Classified by Stated Maturity Date

The following table summarizes the estimated fair value of our available-for-sale securities classified by the stated maturity date of the security (in thousands):

	June 30,		December 31,
	2016		2015
Due within one year	$	26,236	$	23,588
Due within two years		10,789		14,548
	$	37,025	$	38,136

Financial Assets (Cash Equivalents and Investments) Measured at Fair Value on Recurring Basis

In accordance with ASC 820, the following table represents our fair value hierarchy for our financial assets (cash equivalents and investments) measured at fair value on a recurring basis as of June 30, 2016 and December 31, 2015 (in thousands):

As of June 30, 2016	Level 1		Level 2		Level 3		Total
Money market funds	$	12,087	$	—	$	—	$	12,087
Certificates of deposits		—		2,022		—		2,022
Commercial paper		—		2,997		—		2,997
Corporate notes and bonds		—		25,016		—		25,016
U.S. government agency securities		—		7,991		—		7,991
Total	$	12,087	$	38,026	$	—	$	50,113

As of December 31, 2015	Level 1		Level 2		Level 3		Total
Money market funds	$	19,112	$	—	$	—	$	19,112
Certificates of deposits		—		2,979		—		2,979
Commercial paper		—		996		—		996
Corporate notes and bonds		—		31,172		—		31,172
U.S. government agency securities		—		2,989		—		2,989
Total	$	19,112	$	38,136	$	—	$	57,248

Components of Accumulated Other Comprehensive Loss

The components of accumulated other comprehensive loss, which relate entirely to accumulated foreign currency translation losses associated with our foreign subsidiaries and unrealized losses on investments, consisted of the following (in thousands):

	Foreign Currency Translation Losses			Unrealized Gains/(Losses) on Investments			Total
Balance as of December 31, 2015	$	(2,211	)	$	(91	)	$	(2,302	)
Current-period other comprehensive income (loss)		(38	)		122			84
Balance as of June 30, 2016	$	(2,249	)	$	31		$	(2,218	)

Fair Value of Stock-based Awards Valuation Assumptions

The fair value of our stock-based awards was estimated using the following weighted average assumptions for the three and six months ended June 30, 2016 and 2015:

	Three Months Ended June 30,						Six Months Ended June 30,
	2016			2015			2016			2015
Stock Option Plan:
Risk-free interest rate		0.84	%		1.10	%		0.92	%		1.23	%
Expected term	3.90 years			3.75 years			3.89 years			3.74 years
Volatility		48.32	%		53.17	%		48.31	%		55.55	%
Expected dividend		0	%		0	%		0	%		0	%
Weighted average fair value (per share)	$	0.32		$	0.69		$	0.32		$	0.76

	Three Months Ended June 30,						Six Months Ended June 30,
	2016			2015			2016			2015
Employee Stock Purchase Plan:
Risk-free interest rate		.38	%		0.09	%		.38	%		0.09	%
Expected term	0.5 years			0.5 years			0.5 years			0.5 years
Volatility		48.86	%		39.25	%		48.86	%		39.25	%
Expected dividend		0	%		0	%		0	%		0	%
Weighted average fair value (per share)	$	.28		$	0.38		$	.28		$	0.38

Stock-based Compensation Expense

We recorded the following stock-based compensation expense for the three and six months ended June 30, 2016 and 2015 (in thousands):

	Three Months Ended June 30,				Six Months Ended June 30,
	2016		2015		2016		2015
Stock-based compensation expense related to grants of:
Stock options	$	177	$	253	$	413	$	505
Employee Stock Purchase Plan (“ESPP”)		11		17		22		38
Restricted Stock Units (“RSU”)		266		513		680		951
	$	454	$	783	$	1,115	$	1,494

Stock-based compensation expense recognized in:
Cost of services	$	35		$	63	$	91	$	125
Cost of software and other					2		2		6
Research and development		92			156		190		286
Sales and marketing		(42	)		100		42		166
General and administrative		369			462		790		911
	$	454		$	783	$	1,115	$	1,494

Computation of Basic and Diluted Net (Earnings) Loss per Share

The following table sets forth the computation of basic and diluted loss per share (in thousands, except per share amounts):

	Three Months Ended June 30,						Six Months Ended June 30,
	2016			2015			2016			2015
Net loss	$	(6,026	)	$	(15,609	)	$	(10,338	)	$	(18,040	)
Basic:
Weighted-average shares of common stock outstanding		55,120			54,441			55,003			54,380
Shares used in computing basic loss per share		55,120			54,441			55,003			54,380
Basic loss per share		(0.11	)		(0.29	)		(0.19	)		(0.33	)
Diluted:
Weighted-average shares of common stock outstanding		55,120			54,441			55,003			54,380
Add: Common equivalent shares outstanding		-			-			-			-
Shares used in computing diluted loss per share		55,120			54,441			55,003			54,380
Diluted loss per share	$	(0.11	)	$	(0.29	)	$	(0.19	)	$	(0.33	)

Potential Common Shares Outstanding Excluded from Computation of Diluted Loss per Share

The following potential common shares outstanding were excluded from the computation of diluted loss per share because including them would have been antidilutive (in thousands):

	As of June 30,
	2016		2015
Stock options		4,770		3,738
RSUs		1,238		1,848
Warrants		490		490
Total common share equivalents		6,498		6,076