Fair Value Measurements - Earn out liability (Details) - USD ($) $ in Thousands		12 Months Ended
	Sep. 08, 2021	Dec. 31, 2021
Fair Value Measurements
Addition for acquisition	$ 6,400	$ 6,400
Change in fair value of earn-out liability		(200)
Earn-out liability, ending balance		6,200
Fair value measure, earn out liability non current		$ 3,000