Borrowings (Narrative) (Details) - USD ($)	12 Months Ended
Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2013
Federal Home Loan Bank, Advances, Branch of FHLB Bank [Line Items]
Capital Stock Purchased	$ 1,000,000	$ 0
Advances, Federal Funds Facility with Correspondent Bank	12,000,000
San Francisco [Member]
Federal Home Loan Bank, Advances, Branch of FHLB Bank [Line Items]
Federal Home Loan Bank advances, limit on borrowing capacity, amount	424,900,000	393,800,000
Federal Home Loan Bank advances, unused borrowing facility	324,000,000	344,800,000
Federal Home Loan Bank advances, available collateral	587,900,000	537,800,000
FHLB – San Francisco advances	91,367,000	41,431,000	$ 106,491,000
Outstanding letters of credit	7,000,000	5,000,000
Federal Home Loan Bank stock, required investment	8,100,000	7,100,000
Federal Home Loan Bank stock, excess investment	0	0
Excess capital stock redeemed by Federal Home Loan Bank		8,200,000
Federal Home Loan Bank stock, cash dividends distributed	796,000	793,000	$ 438,000
San Francisco [Member] \| Discount Window Facility [Member]
Federal Home Loan Bank, Advances, Branch of FHLB Bank [Line Items]
FHLB – San Francisco advances	12,200,000	14,400,000
San Francisco [Member] \| MPF Credit Enhancement [Member]
Federal Home Loan Bank, Advances, Branch of FHLB Bank [Line Items]
FHLB – San Francisco advances	$ 2,500,000	2,500,000
San Francisco [Member] \| Maximum
Federal Home Loan Bank, Advances, Branch of FHLB Bank [Line Items]
Federal Home Loan Bank advances, limit on borrowing capacity (percent of total assets)	35.00%
San Francisco [Member] \| Real Estate Loans [Member]
Federal Home Loan Bank, Advances, Branch of FHLB Bank [Line Items]
Collateral pledged on Federal Home Loan Bank advances	$ 767,300,000	727,400,000
San Francisco [Member] \| Investment Securities [Member]
Federal Home Loan Bank, Advances, Branch of FHLB Bank [Line Items]
Collateral pledged on Federal Home Loan Bank advances	700,000	800,000
San Francisco [Member] \| Investment Securities [Member] \| Discount Window Facility [Member]
Federal Home Loan Bank, Advances, Branch of FHLB Bank [Line Items]
Collateral pledged on Federal Home Loan Bank advances	$ 13,000,000	$ 15,200,000

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- Definition

Capital Stock Purchased

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- Definition

Excess Capital Stock Redeemed by Federal Home Loan Bank

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- Definition

Federal Home Loan Bank, Advances, General Debt Obligations, Amount of Available, Unused Collateral

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- Definition

Federal Home Loan Bank, Advances, Limitation on Borrowing Capacity, Amount

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Federal Home Loan Bank, Advances, Limitation on Borrowing Capacity, Percent

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Federal Home Loan Bank Stock, Cash Dividends

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Federal Home Loan Bank Stock, Excess Investment

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Federal Home Loan Bank Stock, Required Investment

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- Definition

Amount of borrowings as of the balance sheet date from the Federal Home Loan Bank, which are primarily used to cover shortages in the required reserve balance and liquidity shortages.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Amount of advances or credit lines available from the Federal Home Loan Bank (FHLB).

+ 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 210.9-03.13(3)(a))

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

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.22 (b))

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 942

-SubTopic 470

-Section 45

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=6479118&loc=d3e64650-112822

Reference 4: http://www.xbrl.org/2003/role/presentationRef

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-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 22

-Article 5

Reference 5: http://www.xbrl.org/2003/role/presentationRef

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-Name Regulation S-X (SX)

-Number 210

-Section 03

-Paragraph 13

-Subparagraph 3(a)

-Article 9

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Amount of the collateral pledged in support of federal home loan bank advances outstanding.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 942

-SubTopic 470

-Section 45

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=6479118&loc=d3e64650-112822

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-Name Accounting Standards Codification

-Topic 942

-SubTopic 470

-Section 50

-Paragraph 3

-Subparagraph (d)

-URI http://asc.fasb.org/extlink&oid=6479336&loc=d3e64711-112823

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- Definition

The total amount of the contingent obligation under letters of credit outstanding as of the reporting date.

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