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Commitments and Contingencies Commitments (Details) $ in Thousands	Sep. 30, 2025 USD ($)
Lending related commitments [Line Items]
Unused Commitments to Extend Credit	$ 5,629,518
Commitments to fund loans
Lending related commitments [Line Items]
Unused Commitments to Extend Credit	375,017
Unfunded commitments under lines of credit
Lending related commitments [Line Items]
Unused Commitments to Extend Credit	5,081,929
Commercial and standby letters of credit
Lending related commitments [Line Items]
Unused Commitments to Extend Credit	$ 172,572

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- Definition

[Line Items] for Lending related commitments [Table]

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No definition available.

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- Definition

Unused amount of commitments to extend credit to customers.

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No definition available.

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Namespace Prefix:	us-gaap_
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Balance Type:	credit
Period Type:	instant

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- Details

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Balance Type:
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- Details

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- Details

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