The fair value as of the balance sheet date of firm holdings in mortgages, mortgage backed securities (investment instruments that represent ownership of an undivided interest in a group of mortgages, where principal and interest from the individual mortgages are used to pay investors' principal and interest on the mortgage backed security) and asset-backed securities that are primarily paid from the cash flows of a discrete pool of receivables or other financial assets (such as credit-card receivables), either fixed or revolving, that by their terms convert into cash within a finite time period. Includes both pledged (to counterparties as collateral for financing transactions) and unpledged holdings.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 940

-SubTopic 320

-Section 45

-Paragraph 2

-URI http://asc.fasb.org/extlink&oid=6475986&loc=d3e42546-110969

Name:	us-gaap_FinancialInstrumentsOwnedMortgagesMortgageBackedAndAssetBackedSecuritiesAtFairValue
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

BORROWINGS (Wholly owned Insurance Subsidiary and Intercompany Securities) (Details) (USD $) In Billions, unless otherwise specified	May 31, 2006	Nov. 30, 2003	Nov. 30, 2003 Subsidiaries Store	May 04, 2013 Securitized trademark rights	Feb. 02, 2013 Securitized trademark rights	Apr. 28, 2012 Securitized trademark rights	May 04, 2013 Securitized real estate assets	Feb. 02, 2013 Securitized real estate assets	Apr. 28, 2012 Securitized real estate assets
Debt Instrument [Line Items]
Number of stores			125
Mortgage-backed securities owned		$ 1.3
Asset-backed securities issued	1.8
Net book value of the securitized assets				$ 1.0	$ 1.0	$ 1.0	$ 0.7	$ 0.8	$ 0.8