Premises and Equipment

12 Months Ended

Dec. 31, 2019

Property, Plant and Equipment [Abstract]

Premises and Equipment

PREMISES AND EQUIPMENT

Major classifications of premises and equipment at December 31, 2019 and 2018 are summarized as follows:

(Dollars in thousands)	Useful Life ( years)	2019		2018
Land	indefinite	$	335,093	$	306,734
Premises and leasehold improvements	3 - 40	1,228,588		1,228,582
Furniture, equipment and software	3 - 10	595,686		560,923
Total		2,159,367		2,096,239
Less accumulated depreciation and amortization		914,971		892,060
Total premises and equipment		$	1,244,396	$	1,204,179

Depreciation and amortization expense was $103.8 million, $96.8 million and $90.8 million for the years ended December 31, 2019, 2018 and 2017, respectively.