Customer Accounts (Details) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2012	Sep. 30, 2011
Customer Accounts Greater than $250,000	$ 1,036,388	$ 921,462
Checking accounts, .50% and under	894,639	779,053
Passbook and statement accounts, .50% and under	314,634	255,396
Insured money market accounts, .01% to .75%	1,737,180	1,627,739
Certificate accounts
Less than 2.00%	4,308,341	4,170,232
2.00% to 2.99%	841,520	1,229,918
3.00% to 3.99%	381,324	418,720
4.00% to 4.99%	98,119	174,854
5.00% to 5.99%	861	9,991
Total certificates	5,630,165	6,003,715
Savings and Demand Accounts and Repurchase Agreements with Customers	8,576,618	8,665,903
Within 1 year	3,556,701	3,973,028
1 to 2 years	1,013,450	1,388,885
2 to 3 years	425,559	274,704
Over 3 years	$ 634,455	$ 367,098

Amount of deposits in accounts that offer many of the same services as checking accounts although transactions may be somewhat more limited, share some of the characteristics of a money market fund and are insured by the Federal government, also known as money market accounts.

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 210.9-03.12)

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

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher OTS

-Name Federal Regulation (FR)

-Number Title 12

-Section 563c.102

-Paragraph 14

-Subparagraph a(i)

-Chapter V

-LegacyDoc This is a non-GAAP reference that was included in the 2009 taxonomy. It will be removed from future versions of this taxonomy.