Basis of Presentation and Significant Accounting Policies - Additional Information (Detail)	9 Months Ended	12 Months Ended
Sep. 30, 2025	Dec. 31, 2023
Significant Accounting Policies [Line Items]
Contractual delinquent period of loans	180 days
Bankruptcy delinquency threshold	60 days
Delinquency interest accrual cessation	90 days
Threshold period to write off financing receivable	90 days
Exercise period of options	10 years
Non-Employee Directors [Member]
Significant Accounting Policies [Line Items]
Non-employee director compensation grant period	5 days
Long Term Incentive Plan [Member]
Significant Accounting Policies [Line Items]
Holding period post vesting date	1 year
Pre provision return on assets percentage	20.00%
Maximum payout	170.00%
Performance target for achievement period	3 years
Restricted Stock [Member] \| Key Team Member Incentive Plan [Member]
Significant Accounting Policies [Line Items]
Performance target for achievement period		1 year
Deferred compensation arrangement with individual, description		the annual grant was subject to performance over a one-year period. Payout under the program ranged from 0% to 150% of target based on the achievement of five Company performance metrics and individual performance goals (subject to continued employment and certain other terms and conditions of the program).
Vesting period of options		2 years
Maximum [Member] \| Graded and Cliff Vesting [Member]
Significant Accounting Policies [Line Items]
Vesting period of options	5 years
Maximum [Member] \| Long Term Incentive Plan [Member]
Significant Accounting Policies [Line Items]
Percentage of performance target for achievement	150.00%
Percentage of performance target for achievement based on cumulative total shareholder return	150.00%
Maximum [Member] \| Restricted Stock [Member] \| Key Team Member Incentive Plan [Member]
Significant Accounting Policies [Line Items]
Percentage of performance target for achievement		150.00%
Minimum [Member] \| Long Term Incentive Plan [Member]
Significant Accounting Policies [Line Items]
Percentage of performance target for achievement	0.00%
Percentage of performance target for achievement based on cumulative total shareholder return	0.00%
Minimum [Member] \| Restricted Stock [Member] \| Key Team Member Incentive Plan [Member]
Significant Accounting Policies [Line Items]
Percentage of performance target for achievement		0.00%

The additional holding period following the vest date to which the awards are subject.

No definition available.

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- Definition

Threshold period past due for non-titled accounts in a confirmed bankruptcy to write off as uncollectible, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

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- Definition

Number of days after the annual meeting stockholder meeting that the board compensation will be granted.

+ References

No definition available.

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- Definition

The number of days contractually past due before interest ceases accruing.

+ References

No definition available.

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- Definition

The maximum performance target payout, including the additive performance component, over the life of the performance period for performance based awards granted as a percentage of the target amount.

+ References

No definition available.

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- Definition

The performance target payout over the life of the performance period for performance based awards granted as a percentage of the target amount.

+ References

No definition available.

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- Definition

Performance Target For Achievement based on cumulative total shareholder return.

+ References

No definition available.

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- Definition

The period over which performance is evaluated against a target.

+ References

No definition available.

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- Definition

The maximum additive payout percentage based on the performance of the Company's pre-provision return on assets metric over the performance period.

+ References

No definition available.

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- Definition

Disclosure of significant accounting policies used in preparing the financial statements.

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- Definition

Threshold period past due for financing receivable to write off as uncollectible, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

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- Definition

Description of the deferred compensation arrangement, including fixed amounts and determinable awards, or the method for determining payments and awards, the timing of such payments and awards, and any requisite service or performance criteria, as of the balance sheet date.

+ References

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- Definition

Threshold period for when financing receivable is considered past due to write off as uncollectible, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition

Period over which grantee's right to exercise award under share-based payment arrangement is no longer contingent on satisfaction of service or performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition.

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- Definition

Period from grant date that an equity-based award expires, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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