Loans and Leases (Troubled debt in text) (Details)	3 Months Ended
	Mar. 31, 2015 loans	Mar. 31, 2014 loans
Financing Receivable, Recorded Investment [Line Items]
Number of loans classified as doubtful or loss	0
Number of troubled debt restructured loans with payment default	0	0
Doubtful
Financing Receivable, Recorded Investment [Line Items]
Number of loans classified as doubtful or loss	1