Commitments And Contingencies (Details) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2013
Total Unfunded Or Off Balance Sheet Credit Extension Commitments, [Line Items]
Total unfunded commitments	$ 96,300
Revolving Home Equity And Credit Card Lines [Member]
Total Unfunded Or Off Balance Sheet Credit Extension Commitments, [Line Items]
Total unfunded commitments	47,857
Construction [Member]
Total Unfunded Or Off Balance Sheet Credit Extension Commitments, [Line Items]
Total unfunded commitments	17,339
Other [Member]
Total Unfunded Or Off Balance Sheet Credit Extension Commitments, [Line Items]
Total unfunded commitments	29,274
Standby Letters Of Credit [Member]
Total Unfunded Or Off Balance Sheet Credit Extension Commitments, [Line Items]
Total unfunded commitments	$ 1,830