Summary of Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2014

Accounting Policies [Abstract]

Schedule of Finite-Lived Intangible Assets

The changes in the carrying amount of the intangible assets for the year ended December 31, 2014 are as follows (in thousands):

	Gross Asset		Accumulated Amortization			Net Asset
Other intangible assets:
Acquired license agreements	$	1,040	$	(87	)	$	953
Developed technology	138		(11		)	127
Non-competition agreement	82		(11		)	71
Customer lists	43		(6		)	37
Total identifiable intangible assets	$	1,303	$	(115	)	$	1,188

Schedule of Finite-Lived Intangible Assets, Future Amortization Expense

Estimated amounts that will be amortized related to purchased intangibles are as follows as of December 31, 2014 (in thousands):

Year Ending December 31:	Amortization of Intangible Assets
2015	$	277
2016	277
2017	260
2018	236
2019	138
Total	$	1,188

Schedule of Goodwill

The changes in the carrying amount of goodwill for the year ended December 31, 2014 is as follows (in thousands):

	Carrying Amount
Goodwill - January 1, 2014	$	—
Acquisition of business - Treehouse	1,973
Goodwill - December 31, 2014	$	1,973

Fair Value, Assets Measured on Recurring Basis

The following table summarizes the Company's financial assets and liabilities that are measured at fair value on a recurring basis and are categorized using the fair value hierarchy (in thousands):

	December 31, 2014		December 31, 2013
Cash equivalents:
Level 1:
Money market fund deposits	$	11,510	$	18,275
Level 2:
Asset-backed securities	6,569		—
Commercial paper	200		—
Total cash equivalents	$	18,279	$	18,275
Liabilities:
Level 3:
Acquisition-related contingent consideration	1,115		—
Total acquisition-related contingent liability	$	1,115	$	—

Schedule of Business Acquisitions by Acquisition, Contingent Consideration

The change in the contingent consideration liability is summarized as follows for the year ended December 31 , 2014 (in thousands):

	Year Ended December 31, 2014
Balance, at acquisition	$	1,259
Contingent consideration paid during the period	(250		)
Change in fair value, including accretion	106
Balance, end of period	$	1,115