Fair Value Measurements (Tables)

3 Months Ended

Mar. 31, 2018

Fair Value Disclosures [Abstract]

Financial Assets and Liabilities Measured at Fair Value on Recurring Basis

The Company’s fair value hierarchy for its financial assets and liabilities that are measured at fair value on a recurring basis are as follows (in thousands):

	March 31, 2018
	Level 1		Level 2		Level 3		Total
Assets:
Cash and cash equivalents:
Money market funds	$	150,526		—		—	$	150,526
Certificate of deposit		—		9,216		—		9,216
Short-Term investments:
Certificate of deposit		—		50,874		—		50,874
Total	$	150,526	$	60,090	$	—	$	210,616
Liabilities:
Contingent consideration related to Crisp acquisition (1)		—		—		24,500		24,500
Total	$	—	$	—	$	24,500	$	24,500
	December 31, 2017
	Level 1		Level 2		Level 3		Total
Assets:
Cash and cash equivalents:
Money market funds	$	100,152		—		—	$	100,152
Short-Term investments:
Certificate of deposit		—		59,902		—		59,902
Total	$	100,152	$	59,902	$	—	$	160,054
Liabilities:
Contingent consideration related to Crisp acquisition (1)		—		—		18,500		18,500
Total	$	—	$	—	$	18,500	$	18,500

⁽¹⁾ Included in contingent consideration related to acquisitions

Summary of Changes in Contingent Consideration

The following table represents the change in the contingent consideration (in thousands):

	Three Months Ended
	March 31, 2018
	Crisp
	Level 3
Balance as of December 31, 2017	$	18,500
Change in fair value		6,000
Balance as of March 31, 2018	$	24,500