Financing receivable, modifications, covenant Waivers.

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- Definition

Financing receivable modifications equity securities.

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- Definition

Financing Receivable, Modifications, Extended Terms And Other Payment Concessions

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No definition available.

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- Definition

Financing Receivable, Modifications, Payment, Significant Covenant Waivers, And Other Modifications

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- Definition

TDRs And Loans Impaired With Minimum Aggregate Relationship Balances

+ References

No definition available.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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No definition available.

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- Definition

Amount of financing receivable modified as troubled debt restructuring.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
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- Definition

Number of financing receivable contracts modified as troubled debt restructuring within previous 12 months, with subsequent payment default.

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- Definition

Amount of financing receivable modified as troubled debt restructuring within previous 12 months, with subsequent payment default.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition

Amount of financing receivable on nonaccrual status.

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- Definition

Amount of unfunded portion of contractual agreement to lend funds to borrower for financing receivable modified as troubled debt restructuring.

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- Definition

Reflects the amount of additional interest income that would have been recorded if impaired or nonperforming loans were instead current, in compliance with their original terms, and outstanding throughout the reporting period or since origination (if held for part of the period).

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- Definition

For an unclassified balance sheet, reflects the carrying amount of unpaid loan amounts due from related parties at the balance sheet date.

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- Definition

Reflects the amount of new advances made to related parties in the form of loan and lease receivables.

+ References

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Amount of cash inflow from related parties which reduce the amount of loans and leases receivable due from related parties.

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Amount, after allowance for bad debt, of 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.

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- Definition

Recorded investment of consumer mortgage loan receivables secured by residential real estate properties for which formal foreclosure proceedings are in process.

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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.

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Reflects the total carrying amount as of the balance sheet date of debt having initial terms less than one year or the normal operating cycle, if longer.

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Loans and Allowance for Credit Losses (Narrative) (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2019 USD ($) loan	Dec. 31, 2018 USD ($) loan	Dec. 31, 2017 USD ($) loan
Accounts Notes And Loans Receivable [Line Items]
Related party balances of loans	$ 13,400	$ 37,500
Related party new loans	7,100
Related party repayments	8,800
Short-term borrowings	2,714,872	1,589,128
Estimated interest income from nonaccrual loans not assigned to nonaccrual status	13,900	13,700	$ 14,700
Nonaccrual loans	245,833	187,295
TDRs both accruing and nonaccruing	193,700	224,600
Unfunded commitment to borrowers related to modified TDR	2,400	2,100
TDRs and loans impaired with minimum aggregate relationship balances	1,000	1,000
Loans held for sale	55,864	28,150
Residential Mortgages [Member]
Accounts Notes And Loans Receivable [Line Items]
Nonaccrual loans	39,262	35,866
Consumer [Member]
Accounts Notes And Loans Receivable [Line Items]
Nonaccrual loans	16,374	16,744
Real estate in process of foreclosure	8,600	7,100
Real estate acquired through foreclosure	6,300	1,800
Troubled Debt Restructurings [Member]
Accounts Notes And Loans Receivable [Line Items]
Nonaccrual loans	$ 132,500	$ 85,500
Number of TDRs subsequently defaulted \| loan	0		0
Troubled Debt Restructurings [Member] \| Residential Mortgages [Member]
Accounts Notes And Loans Receivable [Line Items]
Number of TDRs subsequently defaulted \| loan		1
Recorded Investment		$ 200
Troubled Debt Restructurings [Member] \| Commercial Real Estate - Owner Occupied [Member]
Accounts Notes And Loans Receivable [Line Items]
Number of TDRs subsequently defaulted \| loan		1
Recorded Investment		$ 1,800
Troubled Debt Restructurings [Member] \| Consumer [Member]
Accounts Notes And Loans Receivable [Line Items]
Number of TDRs subsequently defaulted \| loan		1
Recorded Investment		$ 100
Troubled Debt Restructurings [Member] \| Commercial Non-Real Estate [Member]
Accounts Notes And Loans Receivable [Line Items]
Equity securities	$ 6,800
Troubled Debt Restructurings [Member] \| Loans With Extended Amortization Terms Or Other Payment Concessions [Member]
Accounts Notes And Loans Receivable [Line Items]
Extended terms and other payment concessions	18,700	50,800	$ 98,100
Troubled Debt Restructurings [Member] \| Loans With Significant Covenant Waivers [Member]
Accounts Notes And Loans Receivable [Line Items]
Covenant waivers	41,300	14,600	76,200
Troubled Debt Restructurings [Member] \| Loans With Other Modifications [Member]
Accounts Notes And Loans Receivable [Line Items]
Other modifications	8,100	29,400	$ 2,800
FHLB Borrowings [Member]
Accounts Notes And Loans Receivable [Line Items]
Short-term borrowings	$ 2,035,000	1,160,104
Director [Member]
Accounts Notes And Loans Receivable [Line Items]
Related party balances of loans		$ 22,400