Securities, Securities by Contractual Maturity (Details) - USD ($) $ in Thousands	Jun. 30, 2015	Jun. 30, 2014
Available-for-sale Debt Securities, Amortized Cost [Abstract]
Within one year	$ 41,951
After one year through five years	9,235
After five years through ten years	540
After ten years	0
Total available-for-sale debt securities	51,726
Mortgage-backed and asset-backed securities	33,098
Equity securities	62	$ 62
Amortized cost	84,886	55,473
Available-for-sale Debt Securities, Fair Value [Abstract]
Within one year	41,972
After one through five years	9,669
After five through ten years	570
After ten years	0
Total available-for-sale debt securities	52,211
Mortgage-backed and asset-backed securities	33,686
Equity securities	137	160
Estimated fair value	86,034	56,151
Held-to-maturity Debt Securities, Amortized Cost [Abstract]
Within one year	12,371
After one year through five years	44,217
After five years through ten years	20,044
After ten years	7,661
Total held-to-maturity debt securities	84,293
Mortgage-backed	84,707
Amortized cost	169,000	181,946
Held-to-maturity Debt Securities, Fair Value [Abstract]
Within one year	12,554
After one year through five years	45,172
After five years through ten years	20,497
After ten years	7,953
Total held-to-maturity debt securities	86,176
Mortgage-backed securities	85,800
Estimated Fair Value	171,976	181,932
Total Securities [Abstract]
Amortized cost	253,886	237,419
Estimated fair value	258,010	238,083
Securities pledged as collateral for deposits in excess of FDIC insurance limits, fair value	223,100	210,000
Securities pledged as collateral for potential borrowings at the Federal Reserve Bank discount window	$ 4,800	$ 5,200