Leases (Information Of Lease Right Of Use Asset And Lease Liability) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Leases [Abstract]
Cash paid for operating lease liabilities	$ 6,768	$ 6,074
Right of use assets obtained in exchange for new operating lease obligations	$ 6,712	$ 2,815
Weighted-average remaining lease term	3 years 2 months 15 days	3 years 6 months 7 days
Weighted-average discount rate	4.65%	5.64%