Fair Value Of Assets And Liabilities (Summary Of Differences Between The Fair Value Carrying Amount Of Mortgages Held-For-Sale And Aggregate Unpaid Principal Amount) (Details) - USD ($)	Mar. 31, 2016	Mar. 31, 2015
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Loans held-for-sale	$ 26,287,000	$ 26,700,000
Fair Value Carrying Amount
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Loans held-for-sale	26,287,000	26,700,000
Nonaccrual loans	7,365,000	6,780,000
Loans 90 days or more past due and still accruing	227,000	1,343,000
Aggregate Unpaid Principal
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Loans held-for-sale	40,197,000	40,762,000
Nonaccrual loans	14,364,000	13,023,000
Loans 90 days or more past due and still accruing	309,000	1,686,000
Fair Value Carrying Amount Less Aggregate Unpaid Principal
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Loans held-for-sale	(13,910,000)	(14,062,000)
Nonaccrual loans	(6,999,000)	(6,243,000)
Loans 90 days or more past due and still accruing	$ (82,000)	$ (343,000)