Leases (Lease Cost and Cash Paid) (Details) - USD ($) $ in Thousands		3 Months Ended		9 Months Ended
		Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Leases [Abstract]
Operating lease expense		$ 1,004	$ 1,005	$ 3,011	$ 2,915
Variable lease expense		10	14	44	41
Total lease expense	[1]	1,014	1,019	3,055	2,956
Cash paid reducing operating lease liabilities		$ 932	$ 956	$ 2,910	$ 2,831

[1] Included in net occupancy expenses in the Unaudited Consolidated Income Statement.