Business Acquisitions (Details) - USD ($) $ in Thousands	Mar. 01, 2018	Mar. 31, 2018	Dec. 31, 2017
Business Acquisition [Line Items]
Goodwill		$ 139,784	$ 81,204
Floridian
Business Acquisition [Line Items]
Interest acquired, percentage	100.00%
Number of FCB shares issued per Floridian share	0.4584
Number of FCB shares issued in Floridian acquisition	1,754,362
Cash paid for Floridian fractional shares	$ 7
Floridian assets acquired	507,693
Floridian liabilities assumed	472,151
Goodwill	$ 58,580