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LOANS AND ALLOWANCE FOR CREDIT LOSSES - Classes of loans by aging (Details) - USD ($) $ in Thousands	Mar. 31, 2026	Dec. 31, 2025
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Loans Receivable	$ 4,526,998	$ 4,427,678
One- to four-family residential construction
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Loans Receivable	38,981	30,258
Subdivision construction
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Loans Receivable	23,008	32,160
Land development
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Loans Receivable	43,555	37,519
Commercial construction
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Loans Receivable	326,602	249,224
Owner occupied one- to four-family residential
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Loans Receivable	651,228	656,699
Non-owner occupied one- to four-family residential
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Loans Receivable	131,499	125,298
Commercial real estate
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Loans Receivable	1,583,124	1,556,148
Other residential (multi-family)
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Loans Receivable	1,369,294	1,387,410
Commercial business
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Loans Receivable	180,182	178,514
Consumer auto
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Loans Receivable	23,372	24,169
Consumer other
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Loans Receivable	21,449	22,249
Home equity lines of credit
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Loans Receivable	134,704	128,030
30-59 Days Past Due
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Loans Receivable	2,667	25,891
30-59 Days Past Due | One- to four-family residential construction
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Loans Receivable	34
30-59 Days Past Due | Owner occupied one- to four-family residential
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Loans Receivable	2,224	830
30-59 Days Past Due | Commercial real estate
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Loans Receivable	188	70
30-59 Days Past Due | Other residential (multi-family)
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Loans Receivable		24,762
30-59 Days Past Due | Consumer auto
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Loans Receivable	12	27
30-59 Days Past Due | Consumer other
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Loans Receivable	108	128
30-59 Days Past Due | Home equity lines of credit
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Loans Receivable	101	74
60-89 Days Past Due
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Loans Receivable	11	563
60-89 Days Past Due | Owner occupied one- to four-family residential
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Loans Receivable		521
60-89 Days Past Due | Consumer auto
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Loans Receivable	1	12
60-89 Days Past Due | Consumer other
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Loans Receivable	10	30
Over 90 Days Past Due
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Loans Receivable	3,454	2,094
Over 90 Days Past Due | Owner occupied one- to four-family residential
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Loans Receivable	703	631
Over 90 Days Past Due | Non-owner occupied one- to four-family residential
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Loans Receivable		1,435
Over 90 Days Past Due | Commercial real estate
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Loans Receivable	2,725
Over 90 Days Past Due | Consumer other
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Loans Receivable	8	10
Over 90 Days Past Due | Home equity lines of credit
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Loans Receivable	18	18
Total Past Due
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Loans Receivable	6,132	28,548
Total Past Due | One- to four-family residential construction
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Loans Receivable	34
Total Past Due | Owner occupied one- to four-family residential
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Loans Receivable	2,927	1,982
Total Past Due | Non-owner occupied one- to four-family residential
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Loans Receivable		1,435
Total Past Due | Commercial real estate
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Loans Receivable	2,913	70
Total Past Due | Other residential (multi-family)
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Loans Receivable		24,762
Total Past Due | Consumer auto
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Loans Receivable	13	39
Total Past Due | Consumer other
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Loans Receivable	126	168
Total Past Due | Home equity lines of credit
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Loans Receivable	119	92
Current
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Loans Receivable	4,520,866	4,399,130
Current | One- to four-family residential construction
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Loans Receivable	38,947	30,258
Current | Subdivision construction
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Loans Receivable	23,008	32,160
Current | Land development
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Loans Receivable	43,555	37,519
Current | Commercial construction
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Loans Receivable	326,602	249,224
Current | Owner occupied one- to four-family residential
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Loans Receivable	648,301	654,717
Current | Non-owner occupied one- to four-family residential
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Loans Receivable	131,499	123,863
Current | Commercial real estate
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Loans Receivable	1,580,211	1,556,078
Current | Other residential (multi-family)
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Loans Receivable	1,369,294	1,362,648
Current | Commercial business
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Loans Receivable	180,182	178,514
Current | Consumer auto
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Loans Receivable	23,359	24,130
Current | Consumer other
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Loans Receivable	21,323	22,081
Current | Home equity lines of credit
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Loans Receivable	$ 134,585	$ 127,938

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