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Note D - Loans Receivable (excluding Covered Loans) Loans on Non-accrual Status (Details) (USD $)	9 Months Ended	12 Months Ended
	Jun. 30, 2011	Sep. 30, 2010	Jun. 30, 2010
Accounts, Notes, Loans and Financing Receivable [Line Items]
Nonaccrual loans by portfolio segment	$ 232,752,000	$ 245,532,000	$ 292,335,000
Ratio of nonaccrual loan by portfolio segment to total loans on nonaccrual status	100.00%	100.00%
Residential Portfolio Segment [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Nonaccrual loans by portfolio segment	129,798,000	115,155,000
Ratio of nonaccrual loan by portfolio segment to total loans on nonaccrual status	55.80%	46.80%
Construction, Speculative [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Nonaccrual loans by portfolio segment	24,539,000	39,915,000
Ratio of nonaccrual loan by portfolio segment to total loans on nonaccrual status	10.50%	16.30%
Construction, Custom [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Nonaccrual loans by portfolio segment	0	0
Ratio of nonaccrual loan by portfolio segment to total loans on nonaccrual status	0.00%	0.00%
Land, Acquisition and Development [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Nonaccrual loans by portfolio segment	51,100,000	64,883,000
Ratio of nonaccrual loan by portfolio segment to total loans on nonaccrual status	22.00%	26.40%
Land, Consumer Lot Loans [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Nonaccrual loans by portfolio segment	6,148,000	7,540,000
Ratio of nonaccrual loan by portfolio segment to total loans on nonaccrual status	2.60%	3.10%
Multi Family Housing [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Nonaccrual loans by portfolio segment	7,850,000	4,931,000
Ratio of nonaccrual loan by portfolio segment to total loans on nonaccrual status	3.40%	2.00%
Commercial Real Estate Portfolio Segment [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Nonaccrual loans by portfolio segment	12,186,000	10,831,000
Ratio of nonaccrual loan by portfolio segment to total loans on nonaccrual status	5.20%	4.40%
Commercial and Industrial Loans [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Nonaccrual loans by portfolio segment	257,000	371,000
Ratio of nonaccrual loan by portfolio segment to total loans on nonaccrual status	0.10%	0.20%
Home Equity Line of Credit [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Nonaccrual loans by portfolio segment	590,000	929,000
Ratio of nonaccrual loan by portfolio segment to total loans on nonaccrual status	0.30%	0.40%
Consumer Portfolio Segment [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Nonaccrual loans by portfolio segment	$ 284,000	$ 977,000
Ratio of nonaccrual loan by portfolio segment to total loans on nonaccrual status	0.10%	0.40%

X

- Definition

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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X

- Definition

Reflects the carrying amount of loans deemed to be questionable as to collection on which no interest is continuing to be recognized.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher AICPA
-Name Statement of Position (SOP)
-Number 01-6
-Paragraph 13
-Subparagraph g
-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 7
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=6965416&loc=d3e5111-111524

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- Definition

Loans and Leases Receivable, Ratio of Type of Nonperforming Loans to All Nonperforming Loans

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