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Commitments and Contingencies - Schedule of Direct Exposure to Puerto Rico Government by Maturity (Details) - PR Government direct exposure - USD ($) $ in Thousands	9 Months Ended	12 Months Ended
	Sep. 30, 2025	Dec. 31, 2024
Direct Exposure To The Puerto Rico Government By Maturity [Line Items]
Outstanding concentration of risk	$ 341,923	$ 336,000
Total concentration of risk	391,323	336,000
Investment Portfolio
Direct Exposure To The Puerto Rico Government By Maturity [Line Items]
Outstanding concentration of risk	8,756	13,000
Loans
Direct Exposure To The Puerto Rico Government By Maturity [Line Items]
Outstanding concentration of risk	333,167	$ 323,000
Central Government
Direct Exposure To The Puerto Rico Government By Maturity [Line Items]
Outstanding concentration of risk	41
Total concentration of risk	47,441
Central Government | Investment Portfolio
Direct Exposure To The Puerto Rico Government By Maturity [Line Items]
Outstanding concentration of risk	41
Central Government | Loans
Direct Exposure To The Puerto Rico Government By Maturity [Line Items]
Outstanding concentration of risk	0
Central Government | Within 1 year
Direct Exposure To The Puerto Rico Government By Maturity [Line Items]
Outstanding concentration of risk	0
Total concentration of risk	47,400
Central Government | Within 1 year | Investment Portfolio
Direct Exposure To The Puerto Rico Government By Maturity [Line Items]
Outstanding concentration of risk	0
Central Government | Within 1 year | Loans
Direct Exposure To The Puerto Rico Government By Maturity [Line Items]
Outstanding concentration of risk	0
Central Government | After 10 years
Direct Exposure To The Puerto Rico Government By Maturity [Line Items]
Outstanding concentration of risk	41
Total concentration of risk	41
Central Government | After 10 years | Investment Portfolio
Direct Exposure To The Puerto Rico Government By Maturity [Line Items]
Outstanding concentration of risk	41
Central Government | After 10 years | Loans
Direct Exposure To The Puerto Rico Government By Maturity [Line Items]
Outstanding concentration of risk	0
Municipalities
Direct Exposure To The Puerto Rico Government By Maturity [Line Items]
Outstanding concentration of risk	341,882
Total concentration of risk	343,882
Municipalities | Investment Portfolio
Direct Exposure To The Puerto Rico Government By Maturity [Line Items]
Outstanding concentration of risk	8,715
Municipalities | Loans
Direct Exposure To The Puerto Rico Government By Maturity [Line Items]
Outstanding concentration of risk	333,167
Municipalities | Within 1 year
Direct Exposure To The Puerto Rico Government By Maturity [Line Items]
Outstanding concentration of risk	14,179
Total concentration of risk	16,179
Municipalities | Within 1 year | Investment Portfolio
Direct Exposure To The Puerto Rico Government By Maturity [Line Items]
Outstanding concentration of risk	2,605
Municipalities | Within 1 year | Loans
Direct Exposure To The Puerto Rico Government By Maturity [Line Items]
Outstanding concentration of risk	11,574
Municipalities | After 1 to 5 years
Direct Exposure To The Puerto Rico Government By Maturity [Line Items]
Outstanding concentration of risk	172,175
Total concentration of risk	172,175
Municipalities | After 1 to 5 years | Investment Portfolio
Direct Exposure To The Puerto Rico Government By Maturity [Line Items]
Outstanding concentration of risk	5,660
Municipalities | After 1 to 5 years | Loans
Direct Exposure To The Puerto Rico Government By Maturity [Line Items]
Outstanding concentration of risk	166,515
Municipalities | After 5 to 10 years
Direct Exposure To The Puerto Rico Government By Maturity [Line Items]
Outstanding concentration of risk	124,537
Total concentration of risk	124,537
Municipalities | After 5 to 10 years | Investment Portfolio
Direct Exposure To The Puerto Rico Government By Maturity [Line Items]
Outstanding concentration of risk	450
Municipalities | After 5 to 10 years | Loans
Direct Exposure To The Puerto Rico Government By Maturity [Line Items]
Outstanding concentration of risk	124,087
Municipalities | After 10 years
Direct Exposure To The Puerto Rico Government By Maturity [Line Items]
Outstanding concentration of risk	30,991
Total concentration of risk	30,991
Municipalities | After 10 years | Investment Portfolio
Direct Exposure To The Puerto Rico Government By Maturity [Line Items]
Outstanding concentration of risk	0
Municipalities | After 10 years | Loans
Direct Exposure To The Puerto Rico Government By Maturity [Line Items]
Outstanding concentration of risk	$ 30,991

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- Definition

Concentration of Risk Credit Facilities with the Puerto Rico government that is outstanding.

+ References

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- Definition

Maximum amount of loss due to credit risk that, based on the gross fair value of the financial instrument, the entity would incur if parties to the financial instruments that make up the concentration failed completely to perform according to the terms of the contracts and the collateral or other security, if any, for the amount due proved to be of no value to the entity.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
-Section 50
-Paragraph 21
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482907/825-10-50-21

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