The percentage of mortgage loans sold to major purchasers during the period.

No definition available.

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- Definition

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 825

-SubTopic 10

-Section 50

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-Subparagraph (a)

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-Topic 275

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- Definition

Nominal or face amount used to calculate payments on the derivative asset.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 815

-SubTopic 10

-Section 50

-Paragraph 1A

-Subparagraph (d)

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

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Notional Amount

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-Name Accounting Standards Codification

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- Definition

The net gain (loss) resulting from a sale of loans, including adjustments to record loans classified as held-for-sale at the lower-of-cost-or-market and fair value adjustments to loan held for investment purposes.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 28

-Subparagraph (b)

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-Name Accounting Standards Codification

-Topic 942

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-Section S99

-Paragraph 1

-Subparagraph (SX 210.9-04.13(h))

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-Name Accounting Standards Codification

-Topic 944

-SubTopic 225

-Section S99

-Paragraph 1

-Subparagraph (SX 210.7-04.3(a))

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- Definition

Amount, after allowance for bad debt, of mortgage loan receivables held-for-sale that are not part of a disposal group. Excludes loans and leases covered under loss sharing agreements and loans classified as debt securities.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 310

-SubTopic 10

-Section 45

-Paragraph 2

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- Definition

Total carrying amount of mortgage loans as of the balance sheet date.

+ References

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 205

-SubTopic 10

-Section S99

-Paragraph 6

-Subparagraph (SX 210.5-04.(c) Schedule IV)

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-Topic 948

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-Section S99

-Paragraph 1

-Subparagraph (SX 210.12-29.6)

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- Definition

Carrying amount as of the balance sheet date of other real estate and foreclosed assets. Other real estate may include real estate investments, real estate loans that qualify as investments in real estate, and premises that are no longer used in operations may also be included in real estate owned. Foreclosed assets include all assets obtained in full or partial satisfaction of a debt arrangement through foreclosure proceedings.

+ References

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 942

-SubTopic 210

-Section S99

-Paragraph 1

-Subparagraph (SX 210.9-03.10(4))

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- Definition

The amount of cash paid for the origination of mortgages that are held for sale.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

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- Definition

This is the principal amount outstanding for loans which are in the process of being securitized as of the date of the statement of financial position (across all types of loans).

+ References

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

-Publisher FASB

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-Topic 860

-SubTopic 20

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-Paragraph 4

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- Definition

The cash inflow from sales of loans that are secured with real estate mortgages and are held with the intention to resell in the near future.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

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-Paragraph 21

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- Definition

Carrying amount as of the balance sheet date of land and buildings obtained through foreclosure proceedings or defeasance in full or partial satisfaction of a debt arrangement.

+ References

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

-Publisher FASB

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-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 28

-Article 12

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-Name Regulation S-X (SX)

-Number 210

-Section 04

-Paragraph c

-Subparagraph Schedule III

-Article 5

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Mortgage Loans (Details) (Financial Services [Member], USD $)	3 Months Ended		6 Months Ended
	Mar. 31, 2015	Mar. 31, 2014	Mar. 31, 2015	Mar. 31, 2014	Sep. 30, 2014
Loans Receivable [Line Items]
Mortgage loans held for sale	$ 517,600,000		$ 517,600,000		$ 476,900,000
Principal Amount Outstanding on Loans Held-for-sale or Securitization or Asset-backed Financing Arrangement	502,000,000		502,000,000		466,600,000
Payments for Origination of Mortgage Loans Held-for-sale			2,200,000,000	1,600,000,000
Net gain on sales of loans	40,800,000us-gaap_GainLossOnSalesOfLoansNet	23,900,000us-gaap_GainLossOnSalesOfLoansNet	73,600,000us-gaap_GainLossOnSalesOfLoansNet	44,400,000us-gaap_GainLossOnSalesOfLoansNet
Concentration Risk, Percentage			84.00%us-gaap_ConcentrationRiskPercentage1
Percentage Of Mortgage Loans Sold To Major Purchasers			40.00%
Proceeds from Sale of Mortgage Loans Held-for-sale			2,200,000,000	1,600,000,000
Mortgage Loans on Real Estate	45,300,000us-gaap_MortgageLoansOnRealEstate		45,300,000us-gaap_MortgageLoansOnRealEstate		41,000,000us-gaap_MortgageLoansOnRealEstate
Real Estate Acquired Through Foreclosure	500,000		500,000		700,000
Other Real Estate, Foreclosed Assets, and Repossessed Assets	45,800,000		45,800,000		41,700,000
Uncommitted Loans [Member]
Loans Receivable [Line Items]
Mortgage loans held for sale	373,400,000		373,400,000		348,600,000
Hedging Instruments related to IRLCs [Member]
Loans Receivable [Line Items]
Notional amounts of hedging instruments, Total	$ 373,300,000		$ 373,300,000		$ 348,200,000