Leases (Information Related to Leases) (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Operating lease information:
Operating lease cost	$ 1,023	$ 917
Operating cash flows from operating leases	$ 1,042	$ 871
Weighted average remaining lease term in years	5 years 7 months 20 days	5 years 21 days
Weighted average discount rate	5.50%	5.60%