Leases (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2019
Leases [Abstract]
Operating lease assets			$ 23,000
ROU liability			24,218
Amount of lease agreement			$ 7,700
Rental expense	$ 6,100	$ 3,800