Leases (Schedule of Operating Lease Payments) (Details) - USD ($) $ in Thousands		Sep. 30, 2020		Dec. 31, 2019
Leases [Abstract]
Operating lease minimum payments, Due Current Year		$ 3,905
Operating lease minimum payments, Due Year Two		3,801
Operating lease minimum payments, Due Year Three		3,775
Operating lease minimum payments, Due Year Four		3,625
Operating lease minimum payments, Due Year Five		3,061
Operating lease minimum payments, Due after Year Five		22,566
Total operating lease payments	[1]	40,733
Interest		8,721
Present value of operating lease liabilities		$ 32,012	[2]	$ 28,861

[1] Includes $2.6 million related to options to extend lease terms that are reasonably certain of being exercised.

[2] Includes short-term operating lease liabilities of $2.9 million.