Leases (Components of Lease Expense) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Finance Lease Cost:
Amortization of Right-of -Use Assets	$ 53	$ 52	$ 105	$ 104
Interest on Lease Liabilities	91	95	183	191
Operating Lease Cost	453	360	906	720
Short-term Lease Cost	9	15	34	30
Total Lease Cost	$ 606	$ 522	$ 1,228	$ 1,045