Leases (Lease Cost) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Leases [Abstract]
Operating lease expense	$ 891	$ 1,141	$ 2,516	$ 1,915
Sublease income	(38)	(38)	(76)	(76)
Net lease expense	853	1,103	2,440	1,839
Rental income from owned properties	$ 600	$ 600	$ 1,200	$ 1,200