Financial Instruments With Off-Balance Sheet Risk And Financial Instruments With Concentrations Of Credit Risk (Details) - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014
Risks and Uncertainties [Abstract]
Loan commitments	$ 888,411	$ 869,793
Standby letters of credit	$ 12,326	$ 12,473

The total amount of the contingent obligation under letters of credit outstanding as of the reporting date.

No definition available.

Name:	us-gaap_LettersOfCreditOutstandingAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant