Fair Value of Financial Instruments (Tables)

12 Months Ended

Dec. 31, 2017

Fair Value Disclosures [Abstract]

Summary of changes in fair value of the Company's Level 3 assets and liabilities that are measured at fair value on a recurring basis

The following table presents a summary of changes in fair value of the Company’s Level 3 liabilities that are measured at fair value on a recurring basis (in thousands):

	Level 3 Inputs
	Liabilities
Balance at December 31, 2016	$	4,000
New level 3 liability	—
Change in fair value of contingent consideration liability	(1,000		)
Transfers into or out of Level 3	—
Balance at December 31, 2017	$	3,000