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LOANS AND ALLOWANCE FOR CREDIT LOSSES - Troubled debt restructurings (TDRs) (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2022 USD ($) contract
LOANS AND ALLOWANCE FOR CREDIT LOSSES
TDR Loans, Number | contract	36
TDR Loans, Balance | $	$ 2,949
One- to four-family residential
LOANS AND ALLOWANCE FOR CREDIT LOSSES
TDR Loans, Number | contract	16
TDR Loans, Balance | $	$ 1,126
Commercial real estate
LOANS AND ALLOWANCE FOR CREDIT LOSSES
TDR Loans, Number | contract	2
TDR Loans, Balance | $	$ 1,571
Consumer
LOANS AND ALLOWANCE FOR CREDIT LOSSES
TDR Loans, Number | contract	18
TDR Loans, Balance | $	$ 252
Accruing TDR Loans
LOANS AND ALLOWANCE FOR CREDIT LOSSES
TDR Loans, Number | contract	26
TDR Loans, Balance | $	$ 1,238
Accruing TDR Loans | One- to four-family residential
LOANS AND ALLOWANCE FOR CREDIT LOSSES
TDR Loans, Number | contract	13
TDR Loans, Balance | $	$ 1,028
Accruing TDR Loans | Consumer
LOANS AND ALLOWANCE FOR CREDIT LOSSES
TDR Loans, Number | contract	13
TDR Loans, Balance | $	$ 210
Non-accruing TDR Loans
LOANS AND ALLOWANCE FOR CREDIT LOSSES
TDR Loans, Number | contract	10
TDR Loans, Balance | $	$ 1,711
Non-accruing TDR Loans | One- to four-family residential
LOANS AND ALLOWANCE FOR CREDIT LOSSES
TDR Loans, Number | contract	3
TDR Loans, Balance | $	$ 98
Non-accruing TDR Loans | Commercial real estate
LOANS AND ALLOWANCE FOR CREDIT LOSSES
TDR Loans, Number | contract	2
TDR Loans, Balance | $	$ 1,571
Non-accruing TDR Loans | Consumer
LOANS AND ALLOWANCE FOR CREDIT LOSSES
TDR Loans, Number | contract	5
TDR Loans, Balance | $	$ 42

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+ References

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Number of financing receivables that have been modified by troubled debt restructurings.

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Accumulated amortized cost of financing receivable modified for debtor experiencing financial difficulty.

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