Loans and Leases (Details Textual) - USD ($)	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016	Dec. 31, 2016
Receivables [Abstract]
Nonaccrual Loans/Leases	$ 173,030,000		$ 170,599,000
Receivable, 90 or more days past due	9,600,000		15,900,000
Receivable, 30-89 days past due	4,000,000		3,000,000
Financing receivable, nonaccrual status, current	159,400,000		$ 151,700,000
Charge-offs	$ 0	$ 0