Allowance For Loan And Lease Loss Write Offs Charged Directly Into Specific Allowance

No definition available.

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- Definition

Other reserves additional credit loss reserves for unfunded lending commitments, letters of credit and for deferred purchase agreements

+ References

No definition available.

+ Details

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- Definition

Percentage of loan total

+ References

No definition available.

+ Details

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- Definition

Amount of recovery of loans and lease receivables which had previously been fully or partially written-off as bad debts.

+ References

+ Details

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- Definition

Amount of other addition (reduction) in allowance reserve for credit loss.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
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- Definition

Amount of increase (decrease) of allowance reserve for credit loss.

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-Publisher FASB
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- Definition

Amount of loans and leases that have been written off from both loan receivables and allowance reserve for credit loss.

+ References

+ Details

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- Definition

Reserve for loans impairments recorded after acquisition as a result of current information and events which result in it being probable that estimated cash flows will be less than previously expected or because actual cash flows are less than cash flows previously expected. This relates to loans not accounted for as debt securities, with evidence of deterioration of credit quality since origination that was acquired by completion of a transfer for which it is probable, at acquisition, that the investor will be unable to collect all contractually required payments receivable.

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Balance Type:	credit
Period Type:	instant

- References

No definition available.

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- References

No definition available.

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- Definition

The valuation allowance for financing receivables that are expected to be uncollectible that were collectively evaluated for impairment.

+ References

+ Details

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Balance Type:	credit
Period Type:	instant

- Definition

Amount of valuation allowance for financing receivables that are expected to be uncollectible that were individually evaluated for impairment.

+ References

+ Details

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- Definition

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

+ References

No definition available.

+ Details

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- Definition

The balance of financing receivables that were collectively evaluated for impairment.

+ References

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- Definition

The balance of financing receivables that were individually evaluated for impairment.

+ References

+ Details

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Data Type:	xbrli:monetaryItemType
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- Definition

Amount of allowance to cover probable credit losses on loans and leases. Includes carryover of or adjustments to the allowance for loan losses in connection with business combinations. Excludes allowance for loans and leases covered under loss sharing agreements.

+ References

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

- Definition

Amount before allowance and after deduction of deferred interest and fees, unamortized costs and premiums and discounts from face amounts, of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Excludes loans and leases covered under loss sharing agreements.

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- Definition

Net amount of the investment in a contractual right to receive money on demand or on fixed or determinable dates that is recognized as an asset in the creditor's statement of financial position. Examples include, but are not limited to, credit card receivables, notes receivable and receivables relating to lessor's rights to payments from leases other than operating leases that have been recorded as assets. Excludes trade accounts receivable with contractual maturity of one year or less and arose from the sale of goods or services.

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- Definition

Amount of expense related to estimated loss from loan and lease transactions.

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Allowance For Loan Losses (Schedule Of Allowance For Loan Losses And Recorded Investment In Finance Receivables) (Details) - USD ($) $ in Millions	3 Months Ended								12 Months Ended
	Dec. 31, 2017	Sep. 30, 2017	Jun. 30, 2017	Mar. 31, 2017	Dec. 31, 2016	Sep. 30, 2016	Jun. 30, 2016	Mar. 31, 2016	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Financing Receivable, Allowance for Credit Losses [Roll Forward]
Beginning balance				$ 432.6				$ 347.0	$ 432.6	$ 347.0
Provision for credit losses	$ 30.4	$ 30.1	$ 4.4	49.7	$ 36.7	$ 45.1	$ 23.3	89.5	114.6	194.7	$ 158.6
Other									(0.9)	2.2
Gross charge-offs									(137.7)	(136.6)
Recoveries									22.5	25.3
Ending balance	431.1				432.6				431.1	432.6	347.0
Allowance balance
Loans individually evaluated for impairment	26.0				33.7				26.0	33.7
Loans collectively evaluated for impairment	386.0				385.3				386.0	385.3
Allowance for loan losses									431.1	432.6
Other reserves	44.5				43.7				44.5	43.7
Finance receivables
Loans individually evaluated for impairment	172.7				221.8				172.7	221.8
Loans collectively evaluated for impairment	26,979.8				26,964.3				26,979.8	26,964.3
Ending balance	$ 29,113.9				$ 29,535.9				$ 29,113.9	$ 29,535.9	30,518.7
Percent of loans to total loans	100.00%				100.00%				100.00%	100.00%
Gross charge-offs charged directly to allowance for loan losses									$ 45.9	$ 35.8
PCI Loans
Allowance balance
Loans acquired with deteriorated credit quality	$ 19.1				$ 13.6				19.1	13.6
Finance receivables
Loans acquired with deteriorated credit quality	1,961.4				2,349.8				1,961.4	2,349.8
Commercial Banking
Financing Receivable, Allowance for Credit Losses [Roll Forward]
Beginning balance				408.4				336.8	408.4	336.8
Provision for credit losses									88.7	183.0
Other									(0.8)	0.2
Gross charge-offs									(115.2)	(133.8)
Recoveries									21.1	22.2
Ending balance	402.2				408.4				402.2	408.4	336.8
Allowance balance
Loans individually evaluated for impairment	26.0				33.7				26.0	33.7
Loans collectively evaluated for impairment	368.5				367.4				368.5	367.4
Allowance for loan losses									402.2	408.4
Other reserves	44.5				43.6				44.5	43.6
Finance receivables
Loans individually evaluated for impairment	172.7				221.8				172.7	221.8
Loans collectively evaluated for impairment	22,930.9				22,227.3				22,930.9	22,227.3
Ending balance	$ 23,159.3				$ 22,562.3				$ 23,159.3	$ 22,562.3
Percent of loans to total loans	79.50%				76.40%				79.50%	76.40%
Commercial Banking \| PCI Loans
Allowance balance
Loans acquired with deteriorated credit quality	$ 7.7				$ 7.3				$ 7.7	$ 7.3
Finance receivables
Loans acquired with deteriorated credit quality	55.7				113.2				55.7	113.2
Consumer Banking
Financing Receivable, Allowance for Credit Losses [Roll Forward]
Beginning balance				$ 24.2				$ 10.2	24.2	10.2
Provision for credit losses									25.9	11.7
Other									(0.1)	2.0
Gross charge-offs									(22.5)	(2.8)
Recoveries									1.4	3.1
Ending balance	28.9				24.2				28.9	24.2	$ 10.2
Allowance balance
Loans individually evaluated for impairment	0.0				0.0				0.0	0.0
Loans collectively evaluated for impairment	17.5				17.9				17.5	17.9
Allowance for loan losses									28.9	24.2
Other reserves	0.0				0.1				0.0	0.1
Finance receivables
Loans individually evaluated for impairment	0.0				0.0				0.0	0.0
Loans collectively evaluated for impairment	4,048.9				4,737.0				4,048.9	4,737.0
Ending balance	$ 5,954.6				$ 6,973.6				$ 5,954.6	$ 6,973.6
Percent of loans to total loans	20.50%				23.60%				20.50%	23.60%
Consumer Banking \| PCI Loans
Allowance balance
Loans acquired with deteriorated credit quality	$ 11.4				$ 6.3				$ 11.4	$ 6.3
Finance receivables
Loans acquired with deteriorated credit quality	$ 1,905.7				$ 2,236.6				$ 1,905.7	$ 2,236.6