Securities - Unrealized Gain (Loss) on Investments (Details) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2014	Jun. 30, 2014
Securities available for sale [Abstract]
Amortized Cost	$ 64,607	$ 55,473
Gross Unrealized Gains	964	1,048
Gross Unrealized Losses	256	370
Estimated Fair Value	65,315	56,151
Securities held to maturity [Abstract]
Amortized Cost	184,235	181,946
Gross Unrealized Gains	2,632	2,697
Gross Unrealized Losses	2,259	2,711
Estimated Fair Value	184,608	181,932
Total securities [Abstract]
Total securities, Amortized Cost	248,842	237,419
Total Securities, Gross Unrealized Gains	3,596	3,745
Total Securities, Gross Unrealized Losses	2,515	3,081
Total Securities, Estimated Fair Value	249,923	238,083
U.S. Government sponsored enterprises [Member]
Securities available for sale [Abstract]
Amortized Cost	8,633	10,648
Gross Unrealized Gains	211	250
Gross Unrealized Losses	0	0
Estimated Fair Value	8,844	10,898
Securities held to maturity [Abstract]
Amortized Cost	2,000	2,000
Gross Unrealized Gains	0	0
Gross Unrealized Losses	111	102
Estimated Fair Value	1,889	1,898
State and political subdivisions [Member]
Securities available for sale [Abstract]
Amortized Cost	14,211	1,324
Gross Unrealized Gains	21	23
Gross Unrealized Losses	0	0
Estimated Fair Value	14,232	1,347
Securities held to maturity [Abstract]
Amortized Cost	95,411	91,634
Gross Unrealized Gains	835	787
Gross Unrealized Losses	132	204
Estimated Fair Value	96,114	92,217
Mortgage-backed securities-residential [Member]
Securities available for sale [Abstract]
Amortized Cost	8,924	9,345
Gross Unrealized Gains	181	213
Gross Unrealized Losses	22	13
Estimated Fair Value	9,083	9,545
Securities held to maturity [Abstract]
Amortized Cost	21,467	22,785
Gross Unrealized Gains	1,016	1,150
Gross Unrealized Losses	0	0
Estimated Fair Value	22,483	23,935
Mortgage-backed securities-multi-family [Member]
Securities available for sale [Abstract]
Amortized Cost	28,206	29,268
Gross Unrealized Gains	115	89
Gross Unrealized Losses	216	339
Estimated Fair Value	28,105	29,018
Securities held to maturity [Abstract]
Amortized Cost	64,451	64,605
Gross Unrealized Gains	781	759
Gross Unrealized Losses	1,993	2,381
Estimated Fair Value	63,239	62,983
Other Securities [Member]
Securities held to maturity [Abstract]
Amortized Cost	906	922
Gross Unrealized Gains	0	1
Gross Unrealized Losses	23	24
Estimated Fair Value	883	899
Asset-backed securities [Member]
Securities available for sale [Abstract]
Amortized Cost	14	15
Gross Unrealized Gains	0	0
Gross Unrealized Losses	1	2
Estimated Fair Value	13	13
Corporate debt securities [Member]
Securities available for sale [Abstract]
Amortized Cost	4,557	4,811
Gross Unrealized Gains	338	375
Gross Unrealized Losses	17	16
Estimated Fair Value	4,878	5,170
Debt Securities [Member]
Securities available for sale [Abstract]
Amortized Cost	64,545	55,411
Gross Unrealized Gains	866	950
Gross Unrealized Losses	256	370
Estimated Fair Value	65,155	55,991
Equity securities [Member]
Securities available for sale [Abstract]
Amortized Cost	62	62
Gross Unrealized Gains	98	98
Gross Unrealized Losses	0	0
Estimated Fair Value	$ 160	$ 160