Premises and Equipment (Tables)

12 Months Ended

Dec. 31, 2017

Property, Plant and Equipment [Abstract]

Summary of Premises and Equipment

The following is a summary of premises and equipment as of December 31:

	2017			2016
	(in thousands)
Land	$	35,560		$	36,097
Buildings and improvements	307,332			293,836
Furniture and equipment	150,876			137,282
Construction in progress	19,916			21,096
	513,684			488,311
Less: Accumulated depreciation and amortization	(290,882		)	(270,505		)
	$	222,802		$	217,806