Premises and Equipment, Net (Tables)

12 Months Ended

Dec. 31, 2017

Property, Plant and Equipment [Abstract]

Summary of Premises and Equipment

A summary of premises and equipment at December 31, 2017 and 2016 is as follows:

	December 31,
(Dollars in thousands)	2017		2016
Land	$	147,704	$	137,428
Buildings and leasehold improvements	555,636		533,211
Furniture, equipment, and computer software	203,657		186,450
Construction in progress	6,962		4,436
	$	913,959	$	861,525
Less: Accumulated depreciation and amortization	292,064		264,224
Total premises and equipment, net	$	621,895	$	597,301