Loans and the Allowance for Loan and Lease Losses (Details) - Loans by segment modified as troubled debt restructurings - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015
ALLL [Member]
Beginning balance	$ 4,500
Additions	8,250	4,500
Transfers
Other	(12,750)
Ending balance		4,500
Recorded Investment [Member]
Beginning balance	86,629	2,788
Additions	26,325	84,290
Payoffs/paydowns	(2,616)	(449)
Transfers	(96,520)
Other
Ending balance	$ 13,818	$ 86,629