Premises and Equipment (Tables)

12 Months Ended

Dec. 31, 2019

Property Plant And Equipment [Abstract]

Summary of Premises and Equipment

The composition of premises and equipment was as follows at December 31:

	December 31,
(dollars in thousands)	2019			2018
Land	$	79,569		$	79,231
Buildings		380,925			365,102
Furniture, fixtures, and equipment		112,654			107,862
Leasehold improvements		44,136			42,288
Total		617,284			594,483
Accumulated depreciation		(126,359	)		(108,571	)
Premises and equipment, net	$	490,925		$	485,912