Loans and Allowance for Loan Losses (Details 7) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2013	Mar. 31, 2012
Commercial Real Estate Mortgage [Member]
Number of Contracts	6
Pre-Modification Outstanding Recorded Investment	$ 8,354
Post-Modification Outstanding Recorded Investment	8,354
Consumer Real Estate Mortgage [Member]
Number of Contracts	3	3
Pre-Modification Outstanding Recorded Investment	270	2,893
Post-Modification Outstanding Recorded Investment	270	2,331
Construction and Land Development [Member]
Number of Contracts	1	1
Pre-Modification Outstanding Recorded Investment	459	591
Post-Modification Outstanding Recorded Investment	459	456
Commercial and Industrial Loans [Member]
Number of Contracts	5	1
Pre-Modification Outstanding Recorded Investment	2,432	20
Post-Modification Outstanding Recorded Investment	$ 2,432	$ 20