Loans And Allowance For Probable Loan Losses (Summary Of Quality Of The Bank's Financing Receivables Excluding Loans Held For Sale) (Detail) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2013	Jun. 29, 2012	Jun. 24, 2011
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans receivable, net of premiums, discounts and deferred fees	$ 620,926	$ 856,042	$ 991,201
Loans Measured At Fair Value [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans receivable, net of premiums, discounts and deferred fees	13,757
Other Loans Receivable [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans receivable, net of premiums, discounts and deferred fees	607,169	856,042
Residential Construction
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans receivable, net of premiums, discounts and deferred fees		3,954	33,296
Residential Construction | Other Loans Receivable [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans receivable, net of premiums, discounts and deferred fees	1,367	3,954
Lot And Land Development
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans receivable, net of premiums, discounts and deferred fees		18,431	59,990
Lot And Land Development | Other Loans Receivable [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans receivable, net of premiums, discounts and deferred fees	8,988	18,431
1-4 Family
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans receivable, net of premiums, discounts and deferred fees		383,167	217,038
1-4 Family | Other Loans Receivable [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans receivable, net of premiums, discounts and deferred fees	233,947	383,167
Commercial Real Estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans receivable, net of premiums, discounts and deferred fees		326,997	443,814
Commercial Real Estate | Loans Measured At Fair Value [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans receivable, net of premiums, discounts and deferred fees	2,662
Commercial Real Estate | Other Loans Receivable [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans receivable, net of premiums, discounts and deferred fees	213,452	326,997
Multi-family
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans receivable, net of premiums, discounts and deferred fees		20,110	60,813
Multi-family | Loans Measured At Fair Value [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans receivable, net of premiums, discounts and deferred fees	11,095
Multi-family | Other Loans Receivable [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans receivable, net of premiums, discounts and deferred fees	88,738	20,110
Commercial Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans receivable, net of premiums, discounts and deferred fees		101,440	173,195
Commercial Loans | Other Loans Receivable [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans receivable, net of premiums, discounts and deferred fees	58,718	101,440
Consumer Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans receivable, net of premiums, discounts and deferred fees		1,943	3,055
Consumer Loans | Other Loans Receivable [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans receivable, net of premiums, discounts and deferred fees	1,959	1,943
Pass
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans receivable, net of premiums, discounts and deferred fees	554,332	756,575
Pass | Loans Measured At Fair Value [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans receivable, net of premiums, discounts and deferred fees	13,757
Pass | Other Loans Receivable [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans receivable, net of premiums, discounts and deferred fees	540,575
Pass | Residential Construction
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans receivable, net of premiums, discounts and deferred fees		3,306
Pass | Residential Construction | Other Loans Receivable [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans receivable, net of premiums, discounts and deferred fees	766
Pass | Lot And Land Development
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans receivable, net of premiums, discounts and deferred fees		11,511
Pass | Lot And Land Development | Other Loans Receivable [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans receivable, net of premiums, discounts and deferred fees	5,605
Pass | 1-4 Family
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans receivable, net of premiums, discounts and deferred fees		359,041
Pass | 1-4 Family | Other Loans Receivable [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans receivable, net of premiums, discounts and deferred fees	225,434
Pass | Commercial Real Estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans receivable, net of premiums, discounts and deferred fees		268,931
Pass | Commercial Real Estate | Loans Measured At Fair Value [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans receivable, net of premiums, discounts and deferred fees	2,662
Pass | Commercial Real Estate | Other Loans Receivable [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans receivable, net of premiums, discounts and deferred fees	171,085
Pass | Multi-family
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans receivable, net of premiums, discounts and deferred fees		18,220
Pass | Multi-family | Loans Measured At Fair Value [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans receivable, net of premiums, discounts and deferred fees	11,095
Pass | Multi-family | Other Loans Receivable [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans receivable, net of premiums, discounts and deferred fees	88,046
Pass | Commercial Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans receivable, net of premiums, discounts and deferred fees		93,626
Pass | Commercial Loans | Other Loans Receivable [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans receivable, net of premiums, discounts and deferred fees	47,680
Pass | Consumer Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans receivable, net of premiums, discounts and deferred fees		1,940
Pass | Consumer Loans | Other Loans Receivable [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans receivable, net of premiums, discounts and deferred fees	1,959
Special Mention
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans receivable, net of premiums, discounts and deferred fees	9,189	21,042
Special Mention | Other Loans Receivable [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans receivable, net of premiums, discounts and deferred fees	9,189
Special Mention | Lot And Land Development
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans receivable, net of premiums, discounts and deferred fees		1,131
Special Mention | 1-4 Family
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans receivable, net of premiums, discounts and deferred fees		1,634
Special Mention | 1-4 Family | Other Loans Receivable [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans receivable, net of premiums, discounts and deferred fees	234
Special Mention | Commercial Real Estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans receivable, net of premiums, discounts and deferred fees		15,372
Special Mention | Commercial Real Estate | Other Loans Receivable [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans receivable, net of premiums, discounts and deferred fees	7,631
Special Mention | Multi-family
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans receivable, net of premiums, discounts and deferred fees		1,176
Special Mention | Commercial Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans receivable, net of premiums, discounts and deferred fees		1,729
Special Mention | Commercial Loans | Other Loans Receivable [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans receivable, net of premiums, discounts and deferred fees	1,324
Substandard
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans receivable, net of premiums, discounts and deferred fees	57,405	78,425
Substandard | Other Loans Receivable [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans receivable, net of premiums, discounts and deferred fees	57,405
Substandard | Residential Construction
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans receivable, net of premiums, discounts and deferred fees		648
Substandard | Residential Construction | Other Loans Receivable [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans receivable, net of premiums, discounts and deferred fees	601
Substandard | Lot And Land Development
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans receivable, net of premiums, discounts and deferred fees		5,789
Substandard | Lot And Land Development | Other Loans Receivable [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans receivable, net of premiums, discounts and deferred fees	3,383
Substandard | 1-4 Family
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans receivable, net of premiums, discounts and deferred fees		22,492
Substandard | 1-4 Family | Other Loans Receivable [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans receivable, net of premiums, discounts and deferred fees	8,279
Substandard | Commercial Real Estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans receivable, net of premiums, discounts and deferred fees		42,694
Substandard | Commercial Real Estate | Other Loans Receivable [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans receivable, net of premiums, discounts and deferred fees	34,736
Substandard | Multi-family
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans receivable, net of premiums, discounts and deferred fees		714
Substandard | Multi-family | Other Loans Receivable [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans receivable, net of premiums, discounts and deferred fees	692
Substandard | Commercial Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans receivable, net of premiums, discounts and deferred fees		6,085
Substandard | Commercial Loans | Other Loans Receivable [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans receivable, net of premiums, discounts and deferred fees	9,714
Substandard | Consumer Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans receivable, net of premiums, discounts and deferred fees		$ 3