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+ References

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+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479344/326-20-45-1

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 3B
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479319/326-20-50-3B

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 5
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479319/326-20-50-5

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LOANS HELD FOR INVESTMENT - Loan Portfolio Held for Investment (Detail) - USD ($) $ in Thousands	Jun. 30, 2023	Mar. 31, 2023	Dec. 31, 2022	Jun. 30, 2022	Mar. 31, 2022	Dec. 31, 2021
Loans held for investment	$ 11,719,315		$ 11,552,825
ACL for loans and finance leases	(267,058)	$ (265,567)	(260,464)	$ (252,152)	$ (245,447)	$ (269,030)
Loans held for investment, net	11,452,257		11,292,361
Puerto Rico and Virgin Islands regions [Member]
Loans held for investment	9,721,046		9,464,474
Florida region [Member}
Loans held for investment	1,998,269		2,088,351
Residential Portfolio Segment [Member]
Loans held for investment	2,793,790		2,847,290
ACL for loans and finance leases	(60,514)	(64,403)	(62,760)	(65,231)	(68,820)	(74,837)
Residential Portfolio Segment [Member] \| Puerto Rico and Virgin Islands regions [Member]
Loans held for investment	2,352,310		2,417,900
Residential Portfolio Segment [Member] \| Florida region [Member}
Loans held for investment	441,480		429,390
Commercial Portfolio Segment [Member] \| Commercial and Industrial loans [Member]
Loans held for investment	2,946,201		2,886,263
ACL for loans and finance leases	(28,014)	(31,235)	(32,906)	(36,203)	(36,784)	(34,284)
Commercial Portfolio Segment [Member] \| Commercial and Industrial loans [Member] \| Puerto Rico and Virgin Islands regions [Member]
Loans held for investment	2,011,774		1,860,109
Commercial Portfolio Segment [Member] \| Commercial and Industrial loans [Member] \| Florida region [Member}
Loans held for investment	934,427		1,026,154
Commercial Portfolio Segment [Member] \| Mortgage Receivable [Member]
Loans held for investment	2,320,069		2,358,851
ACL for loans and finance leases	(42,427)	(36,460)	(35,064)	(32,619)	(30,138)	(52,771)
Commercial Portfolio Segment [Member] \| Mortgage Receivable [Member] \| Puerto Rico and Virgin Islands regions [Member]
Loans held for investment	1,800,289		1,834,204
Commercial Portfolio Segment [Member] \| Mortgage Receivable [Member] \| Florida region [Member}
Loans held for investment	519,780		524,647
Commercial Portfolio Segment [Member] \| Construction loans [Member]
Loans held for investment	163,998		132,953
ACL for loans and finance leases	(4,804)	(3,231)	(2,308)	(2,020)	(1,842)	(4,048)
Commercial Portfolio Segment [Member] \| Construction loans [Member] \| Puerto Rico and Virgin Islands regions [Member]
Loans held for investment	69,219		34,772
Commercial Portfolio Segment [Member] \| Construction loans [Member] \| Florida region [Member}
Loans held for investment	94,779		98,181
Consumer Portfolio Segment [Member]
Loans held for investment	3,495,257		3,327,468
ACL for loans and finance leases	(131,299)	$ (130,238)	(127,426)	$ (116,079)	$ (107,863)	$ (103,090)
Consumer Portfolio Segment [Member] \| Puerto Rico and Virgin Islands regions [Member]
Loans held for investment	3,487,454		3,317,489
Consumer Portfolio Segment [Member] \| Florida region [Member}
Loans held for investment	$ 7,803		$ 9,979