Schedule of Net Operating Lease Expense (Details) - USD ($) $ in Thousands		12 Months Ended
		Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Leases [Abstract]
Lease expense charged to operations		$ 17,681	$ 24,880	$ 18,666
Accretion of operating lease intangible	[1]	(162)	(972)	(1,180)
Accretion of deferred gain on sale-leaseback transaction	[1]		(9,126)	(5,872)
Rental income from premises leased to others	[1]	(720)	(510)	(682)
Net operating lease expense		$ 16,799	$ 14,272	$ 10,932

[1] Included as reductions to net occupancy and equipment expense in the Condensed Consolidated Statements of Income