Investment Securities Investment Securities Amortized Cost and Estimated Fair Value (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		12 Months Ended
	Jun. 30, 2014		Mar. 31, 2014
Schedule of Investments [Line Items]
Available-for-sale Securities, Amortized Cost Basis	$ 98,928		$ 94,233
Available-for-sale Securities, Gross Unrealized Gain	11		0
Available-for-sale Securities, Gross Unrealized Loss	(3,224)		(4,772)
Available-for-sale	95,715		89,461
Held-to-maturity Securities, Amortized Cost	8,830	[1]	9,029	[1]
Held-to-maturity Securities, Unrecognized Holding Gain	242	[1]	225	[1]
Held-to-maturity Securities, Unrecognized Holding Loss	(132)	[1]	(283)	[1]
Held-to-maturity Securities, Fair Value	8,940	[1]	8,971	[1]
securities amortized cost	107,758		103,262
Unrealized Gain on Securities	253		225
Unrealized Loss on Securities	(3,356)		(5,055)
Investments, Fair Value Disclosure	104,655		98,432
Government National Mortgage Association
Schedule of Investments [Line Items]
Available-for-sale Securities, Amortized Cost Basis	5,909		5,972
Available-for-sale Securities, Gross Unrealized Gain	0		0
Available-for-sale Securities, Gross Unrealized Loss	(241)		(307)
Available-for-sale	5,668		5,665
Held-to-maturity Securities, Amortized Cost	3,576	[1]	3,743	[1]
Held-to-maturity Securities, Unrecognized Holding Gain	242	[1]	225	[1]
Held-to-maturity Securities, Unrecognized Holding Loss	0	[1]	0	[1]
Held-to-maturity Securities, Fair Value	3,818	[1]	3,968	[1]
Federal Home Loan Mortgage Corporation
Schedule of Investments [Line Items]
Available-for-sale Securities, Amortized Cost Basis	11,809		12,160
Available-for-sale Securities, Gross Unrealized Gain	8		0
Available-for-sale Securities, Gross Unrealized Loss	(314)		(564)
Available-for-sale	11,503		11,596
Federal National Mortgage Association
Schedule of Investments [Line Items]
Available-for-sale Securities, Amortized Cost Basis	10,619		10,897
Available-for-sale Securities, Gross Unrealized Gain	2		0
Available-for-sale Securities, Gross Unrealized Loss	(247)		(466)
Available-for-sale	10,374		10,431
Held-to-maturity Securities, Amortized Cost	5,254	[1]	5,079	[1]
Held-to-maturity Securities, Unrecognized Holding Gain	0	[1]	0	[1]
Held-to-maturity Securities, Unrecognized Holding Loss	(132)	[1]	(283)	[1]
Held-to-maturity Securities, Fair Value	5,122	[1]	4,796	[1]
Other mortgage-backed securities
Schedule of Investments [Line Items]
Available-for-sale Securities, Amortized Cost Basis	48		49
Available-for-sale Securities, Gross Unrealized Gain	0		0
Available-for-sale Securities, Gross Unrealized Loss	0		0
Available-for-sale	48		49
Mortgage-backed securities
Schedule of Investments [Line Items]
Available-for-sale Securities, Amortized Cost Basis	28,385		29,078
Available-for-sale Securities, Gross Unrealized Gain	10		0
Available-for-sale Securities, Gross Unrealized Loss	(802)		(1,337)
Available-for-sale	27,593		27,741
Held-to-maturity Securities, Amortized Cost			8,822	[1]
Held-to-maturity Securities, Unrecognized Holding Gain			225	[1]
Held-to-maturity Securities, Unrecognized Holding Loss			(283)	[1]
Held-to-maturity Securities, Fair Value			8,764	[1]
US Government Agency Securities
Schedule of Investments [Line Items]
Available-for-sale Securities, Amortized Cost Basis	55,010		55,155
Available-for-sale Securities, Gross Unrealized Gain	1		0
Available-for-sale Securities, Gross Unrealized Loss	(2,079)		(2,966)
Available-for-sale	52,932		52,189
Other
Schedule of Investments [Line Items]
Available-for-sale Securities, Amortized Cost Basis	15,533		10,000
Available-for-sale Securities, Gross Unrealized Gain	0		0
Available-for-sale Securities, Gross Unrealized Loss	(343)		(469)
Available-for-sale	15,190		9,531
Held-to-maturity Securities, Amortized Cost			207	[1]
Held-to-maturity Securities, Unrecognized Holding Gain			0	[1]
Held-to-maturity Securities, Unrecognized Holding Loss			0	[1]
Held-to-maturity Securities, Fair Value			$ 207	[1]

[1] * The carrying amount and amortized cost are the same for all held-to-maturity securities, as no OTTI has been recorded.