Business Segments (Tables)

12 Months Ended

Dec. 31, 2017

Segment Reporting [Abstract]

Schedule of Segment Reporting Information, by Segment [Table Text Block]

	Year Ended December 31, 2017
			Wealth				Total Major				Consolidated
	Banking		Management		Treasury		Segments		Eliminations		Total
	(In thousands)
Interest income	$	311,503	$	53	$	34,091	$	345,647	$	-	$	345,647
Interest expense		(26,308)		-		(15,167)		(41,475)		-		(41,475)
Net interest income		285,195		53		18,924		304,172		-		304,172
Provision for loan and lease losses, net		(113,108)		-		(31)		(113,139)		-		(113,139)
Non-interest income, net		45,102		26,069		7,516		78,687		-		78,687
Non-interest expenses		(178,540)		(17,830)		(5,261)		(201,631)		-		(201,631)
Intersegment revenue		1,604		-		748		2,352		(2,352)		-
Intersegment expenses		(748)		(1,137)		(467)		(2,352)		2,352		-
Income before income taxes	$	39,505	$	7,155	$	21,429	$	68,089	$	-	$	68,089
Income tax expense (benefit)		15,407		2,790		(2,754)		15,443		-		15,443
Net income	$	24,098	$	4,365	$	24,183	$	52,646	$	-	$	52,646
Total assets	$	5,597,077	$	25,980	$	1,536,417	$	7,159,474	$	(970,421)	$	6,189,053
	Year Ended December 31, 2016
			Wealth				Total Major				Consolidated
	Banking		Management		Treasury		Segments		Eliminations		Total
	(In thousands)
Interest income	$	321,868	$	65	$	34,659	$	356,592	$	-	$	356,592
Interest expense		(27,838)		-		(29,327)		(57,165)		-		(57,165)
Net interest income		294,030		65		5,332		299,427		-		299,427
Provision for loan and lease losses, net		(65,076)		-		-		(65,076)		-		(65,076)
Non-interest income, net		35,587		26,788		4,444		66,819		-		66,819
Non-interest expenses		(193,156)		(17,443)		(5,391)		(215,990)		-		(215,990)
Intersegment revenue		1,521		-		883		2,404		(2,404)		-
Intersegment expenses		(883)		(1,108)		(413)		(2,404)		2,404		-
Income before income taxes	$	72,023	$	8,302	$	4,855	$	85,180	$	-	$	85,180
Income tax expenses (benefit)		28,089		3,238		(5,333)		25,994		-		25,994
Net income	$	43,934	$	5,064	$	10,188	$	59,186	$	-	$	59,186
Total assets	$	5,584,866	$	23,315	$	1,837,514	$	7,445,695	$	(943,871)	$	6,501,824

	Year Ended December 31, 2015
			Wealth				Total Major				Consolidated
	Banking		Management		Treasury		Segments		Eliminations		Total
	(In thousands)
Interest income	$	367,620	$	95	$	38,853	$	406,568	$	-	$	406,568
Interest expense		(28,425)		-		(40,771)		(69,196)		-		(69,196)
Net interest income (loss)		339,195		95		(1,918)		337,372		-		337,372
Provision for non-covered loan and lease losses		(161,501)		-		-		(161,501)		-		(161,501)
Non-interest income		24,004		28,288		284		52,576		-		52,576
Non-interest expenses		(219,519)		(22,564)		(6,422)		(248,505)		-		(248,505)
Intersegment revenue		1,427		-		948		2,375		(2,375)		-
Intersegment expenses		(948)		(1,027)		(400)		(2,375)		2,375		-
Loss) income before income taxes	$	(17,342)	$	4,792	$	(7,508)	$	(20,058)	$	-	$	(20,058)
Income tax (benefit) expense		(6,763)		1,869		(12,660)		(17,554)		-		(17,554)
Net (loss) income	$	(10,579)	$	2,923	$	5,152	$	(2,504)	$	-	$	(2,504)
Total assets	$	5,867,874	$	22,349	$	2,126,921	$	8,017,144	$	(917,995)	$	7,099,149