Leases (Narrative) (Details) - USD ($) $ in Thousands		3 Months Ended
		Mar. 31, 2020	Mar. 31, 2019
Operating lease rent expense	[1]	$ 964	$ 939
Options to extend reasonably certain of being exercised		2,600
Short-term operating lease liabilities		$ 2,400

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