Fair Value Of Financial Instruments (Schedule Of Fair Value Assets Measured On A Nonrecurring Basis) (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2011	Sep. 30, 2011
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Impaired loans	$ 72,471	$ 72,048
REO, net	11,189	11,321
Assets, fair value disclosure, nonrecurring, total	83,660	83,369
Significant Unobservable Inputs (Level 3) [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Impaired loans	72,471	72,048
REO, net	11,189	11,321
Assets, fair value disclosure, nonrecurring, total	$ 83,660	$ 83,369