Loans And Allowance For Probable Loan Losses (Summary Of Age Of The Bank's Past Due Financing Receivables) (Detail) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2013	Jun. 29, 2012	Jun. 24, 2011
Accounts, Notes, Loans and Financing Receivable [Line Items]
30-59 Days Past Due	$ 3,925	$ 7,363
60-89 Days Past Due	5,569	4,652
90 Days and Greater	7,857	10,451
Total Past Due	17,351	22,466
Current	603,575	833,576
Loans receivable, net of premiums, discounts and deferred fees	620,926	856,042	991,201
Residential Construction
Accounts, Notes, Loans and Financing Receivable [Line Items]
90 Days and Greater		648
Total Past Due		648
Current		3,306
Loans receivable, net of premiums, discounts and deferred fees		3,954	33,296
Lot And Land Development
Accounts, Notes, Loans and Financing Receivable [Line Items]
30-59 Days Past Due		121
60-89 Days Past Due		218
90 Days and Greater		2,183
Total Past Due		2,522
Current		15,909
Loans receivable, net of premiums, discounts and deferred fees		18,431	59,990
1-4 Family
Accounts, Notes, Loans and Financing Receivable [Line Items]
30-59 Days Past Due		918
60-89 Days Past Due		1,991
90 Days and Greater		3,205
Total Past Due		6,114
Current		377,053
Loans receivable, net of premiums, discounts and deferred fees		383,167	217,038
Commercial Real Estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
30-59 Days Past Due		5,016
60-89 Days Past Due		1,517
90 Days and Greater		3,916
Total Past Due		10,449
Current		316,548
Loans receivable, net of premiums, discounts and deferred fees		326,997	443,814
Multi-family
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current		20,110
Loans receivable, net of premiums, discounts and deferred fees		20,110	60,813
Commercial Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
30-59 Days Past Due		1,306
60-89 Days Past Due		926
90 Days and Greater		498
Total Past Due		2,730
Current		98,710
Loans receivable, net of premiums, discounts and deferred fees		101,440	173,195
Consumer Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
30-59 Days Past Due		2
90 Days and Greater		1
Total Past Due		3
Current		1,940
Loans receivable, net of premiums, discounts and deferred fees		1,943	3,055
Loans Measured At Fair Value [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current	13,757
Loans receivable, net of premiums, discounts and deferred fees	13,757
Loans Measured At Fair Value [Member] | Commercial Real Estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current	2,662
Loans receivable, net of premiums, discounts and deferred fees	2,662
Loans Measured At Fair Value [Member] | Multi-family
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current	11,095
Loans receivable, net of premiums, discounts and deferred fees	11,095
Other Loans Receivable [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
30-59 Days Past Due	3,925
60-89 Days Past Due	5,569
90 Days and Greater	7,857
Total Past Due	17,351
Current	589,818
Loans receivable, net of premiums, discounts and deferred fees	607,169	856,042
Other Loans Receivable [Member] | Residential Construction
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current	1,367
Loans receivable, net of premiums, discounts and deferred fees	1,367	3,954
Other Loans Receivable [Member] | Lot And Land Development
Accounts, Notes, Loans and Financing Receivable [Line Items]
30-59 Days Past Due	173
60-89 Days Past Due	370
90 Days and Greater	80
Total Past Due	623
Current	8,365
Loans receivable, net of premiums, discounts and deferred fees	8,988	18,431
Other Loans Receivable [Member] | 1-4 Family
Accounts, Notes, Loans and Financing Receivable [Line Items]
30-59 Days Past Due	914
60-89 Days Past Due	234
90 Days and Greater	2,816
Total Past Due	3,964
Current	229,983
Loans receivable, net of premiums, discounts and deferred fees	233,947	383,167
Other Loans Receivable [Member] | Commercial Real Estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
30-59 Days Past Due	1,396
60-89 Days Past Due	1,153
90 Days and Greater	4,826
Total Past Due	7,375
Current	206,077
Loans receivable, net of premiums, discounts and deferred fees	213,452	326,997
Other Loans Receivable [Member] | Multi-family
Accounts, Notes, Loans and Financing Receivable [Line Items]
30-59 Days Past Due	692
Total Past Due	692
Current	88,046
Loans receivable, net of premiums, discounts and deferred fees	88,738	20,110
Other Loans Receivable [Member] | Commercial Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
30-59 Days Past Due	750
60-89 Days Past Due	3,812
90 Days and Greater	135
Total Past Due	4,697
Current	54,021
Loans receivable, net of premiums, discounts and deferred fees	58,718	101,440
Other Loans Receivable [Member] | Consumer Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current	1,959
Loans receivable, net of premiums, discounts and deferred fees	$ 1,959	$ 1,943