Premises and Equipment and Leases Premises and Equipment and Leases (Tables)

12 Months Ended

Dec. 31, 2019

Property, Plant and Equipment [Abstract]

Premises and Equipment [Table Text Block]

Premises and equipment at December 31 are summarized as follows (in thousands):

	December 31,
	2019		2018
Land	$	69,960	$	70,575
Buildings and improvements	421,952		266,733
Software and related integration	98,487		150,207
Furniture and equipment	135,153		129,988
Construction in progress	53,498		27,514
Premises and equipment	779,050		645,017
Less accumulated depreciation	243,531		314,984
Premises and equipment, net of accumulated depreciation	$	535,519	$	330,033