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Premises and Equipment (Details) - USD ($) $ in Thousands	Mar. 31, 2023	Dec. 31, 2022
Property, Plant and Equipment [Line Items]
Right-of-use lease assets	$ 60,027	$ 46,845
Accumulated depreciation and amortization	(207,541)	(199,976)
Total premises and equipment, net	564,497	548,741
Land
Property, Plant and Equipment [Line Items]
Premises and equipment	124,318	122,841
Buildings and improvements
Property, Plant and Equipment [Line Items]
Premises and equipment	375,842	370,530
Furniture, fixtures and equipment
Property, Plant and Equipment [Line Items]
Premises and equipment	125,443	122,029
Software
Property, Plant and Equipment [Line Items]
Premises and equipment	71,465	70,984
Construction in progress
Property, Plant and Equipment [Line Items]
Premises and equipment	$ 14,943	$ 15,488

X

- Definition

Property, Plant, and Equipment and Right-of-Use Asset, Accumulated Depreciation and Amortization

+ References

No definition available.

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X

- Definition

Property, Plant, and Equipment and Right-of-Use Asset, after Accumulated Depreciation and Amortization

+ References

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X

- Definition

Amount of lessee's right to use underlying asset under operating lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 45
-Paragraph 1
-Subparagraph (a)
-URI https://asc.fasb.org/extlink&oid=123391704&loc=SL77918627-209977

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X

- Definition

Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(13))
-URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 360
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (b)
-URI https://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229

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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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