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Line of Credit - Additional Information (Detail)	Dec. 31, 2024 USD ($)
Debt Instrument [Line Items]
Maximum drawing capacity	$ 877,100,000
FHLB stock holdings	659,400
Advances outstanding	0
Federal reserve discount window capacity	30,300,000
Pegasus [Member]
Debt Instrument [Line Items]
Advances outstanding	0
Federal reserve discount window capacity	126,200,000
Worthington [Member]
Debt Instrument [Line Items]
Advances outstanding	0
Residential Mortgage [Member]
Debt Instrument [Line Items]
Line of credit assets pledged as collateral	1,200,000,000
Federal Home Loan Bank [Member]
Debt Instrument [Line Items]
Maximum drawing capacity	85,600,000
Revolving Line of Credit Member] | Worthington [Member]
Debt Instrument [Line Items]
Maximum drawing capacity	$ 10,500,000

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Federal Home Loan Bank (FHLB) stock represents an equity interest in a FHLB. It does not have a readily determinable fair value because its ownership is restricted and it lacks a market (liquidity).

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Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

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