Premises and Equipment, Net

12 Months Ended

Dec. 31, 2017

Premises and Equipment, Net [Abstract]

6.	Premises and Equipment, Net

A summary of premises and equipment follows:

	December 31,
(In thousands)	2017		2016
Land, buildings and improvements	$	121,771	$	121,037
Equipment		57,080		56,243
Premises and equipment before accumulated depreciation	$	178,851	$	177,280
Accumulated depreciation		97,546		93,093
Total premises and equipment	$	81,305	$	84,187

Buildings and improvements are depreciated based on useful lives of 15 to 40 years. Equipment is depreciated based on useful lives of three to ten years.

Rental expense included in occupancy expense amounted to $8.5 million in 2017, $7.8 million in December 31, 2016 and $7.9 million in December 31, 2015. The future minimum rental payments related to non-cancelable operating leases with original terms of one year or more are as follows:

(In thousands)	December 31, 2017
2018	$	7,910
2019		7,227
2020		6,547
2021		5,352
2022		4,646
Thereafter		16,660
Total	$	48,342