Loans and Leases Nonaccrual (Details) - USD ($) $ in Thousands	Mar. 31, 2020	Dec. 31, 2019	Mar. 31, 2019
Financing Receivable, Nonaccrual [Line Items]
Financing Receivable, Nonaccrual	$ 162,430	$ 151,059	$ 151,059
Financing Receivable, Nonaccrual, No Allowance	97,825		54,926
Commercial Portfolio Segment [Member]
Financing Receivable, Nonaccrual [Line Items]
Financing Receivable, Nonaccrual	87,136		76,504
Financing Receivable, Nonaccrual, No Allowance	39,822		20,460
Commercial Portfolio Segment [Member] | Commercial and Industrial Sector [Member]
Financing Receivable, Nonaccrual [Line Items]
Financing Receivable, Nonaccrual	65,139	59,369	59,369
Financing Receivable, Nonaccrual, No Allowance	33,604		13,584
Commercial Portfolio Segment [Member] | Asset Based Lending
Financing Receivable, Nonaccrual [Line Items]
Financing Receivable, Nonaccrual	137	139	139
Financing Receivable, Nonaccrual, No Allowance	0		0
Commercial Portfolio Segment [Member] | Commercial Real Estate
Financing Receivable, Nonaccrual [Line Items]
Financing Receivable, Nonaccrual	12,910	11,563	11,563
Financing Receivable, Nonaccrual, No Allowance	5,654		4,717
Commercial Portfolio Segment [Member] | 6172 Finance Lessors
Financing Receivable, Nonaccrual [Line Items]
Financing Receivable, Nonaccrual	8,950	5,433	5,433
Financing Receivable, Nonaccrual, No Allowance	564		2,159
Consumer Portfolio Segment [Member]
Financing Receivable, Nonaccrual [Line Items]
Financing Receivable, Nonaccrual	75,294		74,555
Financing Receivable, Nonaccrual, No Allowance	58,003		34,466
Consumer Portfolio Segment [Member] | Residential Mortgage [Member]
Financing Receivable, Nonaccrual [Line Items]
Financing Receivable, Nonaccrual	42,465	43,193	43,193
Financing Receivable, Nonaccrual, No Allowance	33,779		19,271
Consumer Portfolio Segment [Member] | Home Equity Loan [Member]
Financing Receivable, Nonaccrual [Line Items]
Financing Receivable, Nonaccrual	31,796	$ 30,170	30,170
Financing Receivable, Nonaccrual, No Allowance	24,159		15,195
Consumer Portfolio Segment [Member] | Consumer Lending
Financing Receivable, Nonaccrual [Line Items]
Financing Receivable, Nonaccrual	1,033		1,192
Financing Receivable, Nonaccrual, No Allowance	$ 65		$ 0