Fair Value Measurements - Schedule of Change in Fair Value of Contingent Consideration Liability Using Unobservable Level 3 Inputs (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Change in fair value of contingent consideration liability		$ (9)	$ (42)	$ (19)
Fair Value, Measurements, Recurring [Member]
Balance as of December 31, 2019			300
Balance as of June 30, 2020	187		187
Fair Value, Measurements, Recurring [Member] | Significant Unobservable Inputs (Level 3) [Member]
Balance as of December 31, 2019			300
Payments against contingent consideration			(79)
Change in fair value of contingent consideration liability			(42)
Accretion of contingent consideration liability			8
Balance as of June 30, 2020	$ 187		$ 187