Loans and Leases (Financing receivables, non accrual status) (Details) - USD ($) $ in Thousands	Jun. 30, 2016	Dec. 31, 2015
Receivables [Abstract]
Nonaccrual loans	$ 55,732	$ 37,874
Nonaccrual troubled debt restructured loans	1,321	1,781
Total nonaccrual loans	57,053	39,655
Accruing loans past due 90 days or more	0	0
Performing troubled debt restructured loans	$ 9,923	$ 11,075