Financing receivable, modifications, covenant Waivers.

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Financing Receivable, Modifications, Extended Terms And Other Payment Concessions

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

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Loans and leases accrued interest.

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Loans and leases paycheck protection program loans.

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Loans receivable interest bearing rate.

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Loans receivable percentage of origination fee.

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Loans receivable percentage of origination fee description.

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Loans receivable term.

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Weighted average percentage of forecast.

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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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Amount of financing receivable modified as troubled debt restructuring.

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

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

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Amount of financing receivable on nonaccrual status.

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

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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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Loans and Allowance for Credit Losses (Narrative) (Details) $ in Thousands	3 Months Ended
	Mar. 31, 2021 USD ($) loan	Mar. 31, 2020 USD ($) loan	Dec. 31, 2020 USD ($)
Accounts Notes And Loans Receivable [Line Items]
Accrued interest	$ 80,100		$ 76,200
Weighted average percentage of forecast	65.00%
Nonaccrual loans	$ 108,434		139,879
TDRs both accruing and nonaccruing	13,500		25,800
Unfunded commitment to borrowers related to modified TDR	400		4,600
Troubled Debt Restructurings [Member]
Accounts Notes And Loans Receivable [Line Items]
Nonaccrual loans	7,200		21,600
Number of TDRs subsequently defaulted \| loan		0
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	1,900	$ 300
Troubled Debt Restructurings [Member] \| Loans With Other Modifications [Member]
Accounts Notes And Loans Receivable [Line Items]
Other modifications	$ 5,300
Troubled Debt Restructurings [Member] \| Loans With Significant Covenant Waivers [Member]
Accounts Notes And Loans Receivable [Line Items]
Covenant waivers		$ 400
Downside Scenario S-2 [Member]
Accounts Notes And Loans Receivable [Line Items]
Weighted average percentage of forecast	35.00%
Residential Mortgages [Member]
Accounts Notes And Loans Receivable [Line Items]
Nonaccrual loans	$ 40,715		40,573
Residential Mortgages [Member] \| Troubled Debt Restructurings [Member]
Accounts Notes And Loans Receivable [Line Items]
Number of TDRs subsequently defaulted \| loan	1
Recorded Investment	$ 600
Consumer [Member]
Accounts Notes And Loans Receivable [Line Items]
Nonaccrual loans	21,758		23,385
Real estate in process of foreclosure	12,500		17,200
Real estate acquired through foreclosure	4,200		3,400
Total Commercial And Industrial [Member] \| Total Commercial [Member]
Accounts Notes And Loans Receivable [Line Items]
Nonaccrual loans	39,454		66,692
Commercial Non-Real Estate [Member]
Accounts Notes And Loans Receivable [Line Items]
Paycheck protection program loans	$ 2,300,000		2,000,000
Commercial Non-Real Estate [Member] \| Total Commercial And Industrial [Member] \| Total Commercial [Member]
Accounts Notes And Loans Receivable [Line Items]
Loans interest bearing rate	1.00%
Loans receivable percentage of origination fee description	These loans also earn an origination fee of 1%, 3%, or 5%, depending on the loan size
Nonaccrual loans	$ 27,650		$ 52,836
Commercial Non-Real Estate [Member] \| Total Commercial And Industrial [Member] \| Minimum [Member] \| Total Commercial [Member]
Accounts Notes And Loans Receivable [Line Items]
Loans term	2 years
Loans percentage of origination fee	1.00%
Commercial Non-Real Estate [Member] \| Total Commercial And Industrial [Member] \| Maximum [Member] \| Total Commercial [Member]
Accounts Notes And Loans Receivable [Line Items]
Loans term	5 years
Loans percentage of origination fee	5.00%