Note 8 - Premises, Equipment, and Leases - Components of Premises and Equipment (Details) - USD ($) $ in Thousands	Dec. 31, 2018	Dec. 31, 2017
Land	$ 18,090	$ 18,921
Buildings and leasehold improvements	45,079	46,002
Equipment	33,551	33,336
Total premises and equipment	96,720	98,259
Accumulated depreciation and amortization	(50,935)	(50,133)
Total premises and equipment, net	$ 45,785	$ 48,126	[1]

[1] Derived from audited financial statements