Amount of deferred loan fees and gains on financing receivables.

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Amount of allowance for credit loss on financing receivable. Excludes allowance for financing receivable covered under loss sharing agreement.

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Amortized cost, before allowance for credit loss, of financing receivable. Excludes financing receivable covered under loss sharing agreement and net investment in lease.

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LOANS AND ALLOWANCE FOR CREDIT LOSSES - Classes of loans (Details) - USD ($) $ in Thousands	Jun. 30, 2023	Mar. 31, 2023	Dec. 31, 2022	Jun. 30, 2022	Mar. 31, 2022	Dec. 31, 2021
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Loans receivable	$ 4,590,500		$ 4,581,381
Allowance for credit losses	(64,852)	$ (64,987)	(63,480)	$ (61,058)	$ (60,797)	$ (60,754)
Deferred loan fees and gains, net	(9,035)		(11,065)
Loans receivable, net	$ 4,516,613		$ 4,506,836
Weighted average interest rate	6.02%		5.54%
One- to four-family residential construction
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Loans receivable	$ 31,531		$ 33,849
Subdivision construction
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Loans receivable	26,513		32,067
Land development
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Loans receivable	53,203		41,613
Commercial construction
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Loans receivable	705,457		757,690
Owner occupied one- to four-family residential
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Loans receivable	777,978		778,533
Non-owner occupied one- to four-family residential
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Loans receivable	123,238		124,870
Commercial real estate
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Loans receivable	1,497,659		1,530,663
Other residential
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Loans receivable	885,394		781,761
Commercial business
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Loans receivable	294,600		293,228
Industrial revenue bonds
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Loans receivable	12,355		12,852
Consumer auto
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Loans receivable	33,008		37,281
Consumer other
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Loans receivable	34,663		33,732
Home equity lines of credit
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Loans receivable	$ 114,901		$ 123,242