Deposits - Summary of Deposits (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended	6 Months Ended
Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2014	Dec. 31, 2013	Jun. 30, 2014
Weighted Average Rate of Deposits, by Type [Abstract] [Abstract]
Weighted-Average Interest Rate, Savings	0.04%		0.04%		0.04%
Weighted-Average Interest Rate, Transaction accounts	0.01%		0.01%		0.01%
Weighted-Average Interest Rate, Insured money market accounts	0.18%		0.18%		0.18%
Weighted-Average Interest Rate, Certificates of deposit and jumbo certificates	0.88%		0.88%		0.82%
Deposits, by Type [Abstract]
Savings	$ 208,015us-gaap_DepositsSavingsDeposits		$ 208,015us-gaap_DepositsSavingsDeposits		$ 84,394us-gaap_DepositsSavingsDeposits
Transaction accounts	177,216us-gaap_DemandDepositAccounts		177,216us-gaap_DemandDepositAccounts		172,708us-gaap_DemandDepositAccounts
Insured money market accounts	216,234us-gaap_DepositsMoneyMarketDeposits		216,234us-gaap_DepositsMoneyMarketDeposits		209,605us-gaap_DepositsMoneyMarketDeposits
Certificates of deposit and jumbo certificates	139,359us-gaap_TimeDeposits		139,359us-gaap_TimeDeposits		133,692us-gaap_TimeDeposits
Total Deposits	740,824us-gaap_Deposits		740,824us-gaap_Deposits		600,399us-gaap_Deposits
Weighted-average interest rate	0.23%		0.23%		0.25%
Time Deposits, Fiscal Year Maturity [Abstract]
Within one year or less	60,944		60,944		68,988
After one year through two years	39,827		39,827		31,108
After two years through three years	15,534		15,534		12,486
After three years through four years	8,619		8,619		6,689
After four years through five years	14,203		14,203		14,292
After five years	232		232		129
Total time deposits	139,359us-gaap_TimeDeposits		139,359us-gaap_TimeDeposits		133,692us-gaap_TimeDeposits
Interest Expense, Deposits [Abstract]
Savings	10us-gaap_InterestExpenseSavingsDeposits	10us-gaap_InterestExpenseSavingsDeposits	19us-gaap_InterestExpenseSavingsDeposits	20us-gaap_InterestExpenseSavingsDeposits
Transaction accounts	2	2	5	5
Insured money market accounts	97	88	191	176
Certificates of deposit and jumbo certificates	273us-gaap_InterestExpenseTimeDeposits	285us-gaap_InterestExpenseTimeDeposits	538us-gaap_InterestExpenseTimeDeposits	588us-gaap_InterestExpenseTimeDeposits
Interest expense	$ 382us-gaap_InterestExpenseDeposits	$ 385us-gaap_InterestExpenseDeposits	$ 753us-gaap_InterestExpenseDeposits	$ 789us-gaap_InterestExpenseDeposits

The amount of money in accounts that may bear interest and that the depositor is entitled to withdraw at any time without prior notice.

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- Definition

The aggregate of all deposit liabilities held by the entity, including foreign and domestic, interest and noninterest bearing; may include demand deposits, saving deposits, Negotiable Order of Withdrawal (NOW) and time deposits among others.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 942

-SubTopic 210

-Section S99

-Paragraph 1

-Subparagraph (SX 210.9-03.12)

-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 03

-Paragraph 12

-Article 9

+ Details

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- Details

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- Definition

Amount of deposits in accounts that offer many of the same services as checking accounts although transactions may be somewhat more limited, share some of the characteristics of a money market fund and are insured by the Federal government, also known as money market accounts.

+ References

+ Details

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- Definition

Amount of interest bearing deposits with no stated maturity, which may include passbook and statement savings accounts and money-market deposit accounts (MMDAs).

+ References

+ Details

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- Definition

Interest expense incurred on demand deposit accounts that represent borrowings rather than outstanding drafts.

+ References

+ Details

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- Definition

Aggregate amount of interest expense on all deposits.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 942

-SubTopic 225

-Section S99

-Paragraph 1

-Subparagraph (SX 210.9-04.6)

-URI http://asc.fasb.org/extlink&oid=6879574&loc=d3e536633-122882

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 04

-Paragraph 6

-Article 9

+ Details

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- Details

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- Definition

Interest expense incurred on all money market deposits.

+ References

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
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- Definition

Interest expense incurred on all savings account deposits.

+ References

+ Details

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Data Type:	xbrli:monetaryItemType
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- Definition

The aggregate interest expense incurred on time deposits, including certificates of deposits, in domestic offices.

+ References

+ Details

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- Definition

Amount of time deposits maturing after the fifth rolling twelve months following the latest balance sheet. Time deposits include, but are not limited to, certificates of deposits. For interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

+ References

No definition available.

+ Details

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- Definition

Amount of time deposits maturing in the next rolling twelve months following the latest balance sheet. Time deposits include, but are not limited to, certificates of deposits. For interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

+ References

No definition available.

+ Details

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- Definition

Amount of time deposits maturing in the fifth rolling twelve months following the latest balance sheet. Time deposits include, but are not limited to, certificates of deposits. For interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

+ References

No definition available.

+ Details

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- Definition

Amount of time deposits maturing in the fourth rolling twelve months following the latest balance sheet. Time deposits include, but are not limited to, certificates of deposits. For interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

+ References

No definition available.

+ Details

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- Definition

Amount of time deposits maturing in the third rolling twelve months following the latest balance sheet. Time deposits include, but are not limited to, certificates of deposits. For interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

+ References

No definition available.

+ Details

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- Definition

Amount of time deposits maturing in the second rolling twelve months following the latest balance sheet. Time deposits include, but are not limited to, certificates of deposits. For interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

+ References

No definition available.

+ Details

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- Definition

Amount of deposits that cannot be withdrawn before a set date without penalty or for which notice of withdrawal is required. Time deposits include, but are not limited to, certificates of deposits, individual retirement accounts and open accounts.

+ References

+ Details

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- Details

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- Definition

The weighted average interest rate for all domestic deposit liabilities.

+ References

No definition available.

+ Details

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- Definition

The weighted average interest rate for domestic certificates of deposit liabilities.

+ References

No definition available.

+ Details

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- Definition

The weighted average interest rate for domestic demand deposit liabilities.

+ References

No definition available.

+ Details

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- Details

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- Definition

The weighted average interest rate for domestic money market demand account deposit liabilities.

+ References

No definition available.

+ Details

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Data Type:	num:percentItemType
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- Definition

The weighted average interest rate for domestic savings deposit liabilities.

+ References

No definition available.

+ Details

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