Loans and Leases (Recorded Investment, By Class, In Loans And Leases On Nonaccrual Status And Loans And Leases Greater Than 90 Days Past Due And Still Accruing) (Details) - Non-PCI Loans - USD ($) $ in Thousands	Jun. 30, 2015	Dec. 31, 2014
Accounts, Notes, Loans and Financing Receivable [Line Items]
Nonaccruing	$ 73,435	$ 44,005
Loans and leases greater than 90 days and accruing	4,960	11,250
Commercial | Construction and land development
Accounts, Notes, Loans and Financing Receivable [Line Items]
Nonaccruing	1,401	343
Loans and leases greater than 90 days and accruing	102	56
Commercial | Mortgage
Accounts, Notes, Loans and Financing Receivable [Line Items]
Nonaccruing	34,140	24,720
Loans and leases greater than 90 days and accruing	2,863	1,003
Commercial | Other commercial real estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Nonaccruing	588	619
Loans and leases greater than 90 days and accruing	30	35
Commercial | Commercial and industrial
Accounts, Notes, Loans and Financing Receivable [Line Items]
Nonaccruing	4,158	1,741
Loans and leases greater than 90 days and accruing	555	239
Commercial | Lease financing
Accounts, Notes, Loans and Financing Receivable [Line Items]
Nonaccruing	353	374
Loans and leases greater than 90 days and accruing	37	2
Noncommerical | Construction and land development
Accounts, Notes, Loans and Financing Receivable [Line Items]
Nonaccruing	1	0
Loans and leases greater than 90 days and accruing	0	202
Noncommerical | Mortgage
Accounts, Notes, Loans and Financing Receivable [Line Items]
Nonaccruing	20,044	14,242
Loans and leases greater than 90 days and accruing	671	3,191
Noncommerical | Other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Nonaccruing	133	1,966
Loans and leases greater than 90 days and accruing	77	0
Noncommerical | Revolving mortgage
Accounts, Notes, Loans and Financing Receivable [Line Items]
Nonaccruing	11,765	0
Loans and leases greater than 90 days and accruing	19	5,463
Noncommerical | Consumer
Accounts, Notes, Loans and Financing Receivable [Line Items]
Nonaccruing	852	0
Loans and leases greater than 90 days and accruing	$ 606	$ 1,059