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Commitments and Contingent Liabilities (Details) - USD ($) $ in Millions	Dec. 31, 2020	Dec. 31, 2019
Commitments to Extend Credit
Loss Contingencies [Line Items]
Fair Value Disclosure, Off-balance Sheet Risks, Amount, Liability	$ 2,800.0	$ 2,670.0
Standby Letters of Credit
Loss Contingencies [Line Items]
Fair Value Disclosure, Off-balance Sheet Risks, Amount, Liability	$ 29.9	$ 25.7

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- Definition

The fair value of financial liabilities, which are not recognized in the financial statements (off-balance sheet) because they fail to meet some other criterion for recognition.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
-Section 50
-Paragraph 10
-URI http://asc.fasb.org/extlink&oid=121572278&loc=d3e13433-108611

+ Details

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- Definition

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.

+ References

No definition available.

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- Details

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- Details

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