Fair Value (Fair Value On A Nonrecurring Basis) (Tables) (Details) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2013	Mar. 31, 2012
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
OREO	$ 300	$ 256
Impaired collateral-depended	9,290	11,851
Change During Period, Fair Value Disclosure [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
OREO	(70)	(116)
Impaired collateral-depended	322	568
Fair Value, Inputs, Level 3 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
OREO	300	256
Impaired collateral-depended	$ 9,290	$ 11,851