Note 7 - Premises and Equipment - Premises and Equipment (Details) - USD ($) $ in Thousands	Dec. 31, 2018	Dec. 31, 2017
Premises and equipment	$ 115,028	$ 97,189
Less accumulated depreciation	(27,367)	(22,242)
Net premises and equipment	87,661	74,947
Land [Member]
Premises and equipment	15,957	12,711
Building [Member]
Premises and equipment	49,204	40,519
Leasehold Improvements [Member]
Premises and equipment	20,396	20,477
Furniture and Fixtures [Member]
Premises and equipment	21,430	18,521
Construction in Progress [Member]
Premises and equipment	$ 8,041	$ 4,961

Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.

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Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

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