LOANS RECEIVABLE AND THE ALLOWANCE FOR LOAN LOSSES (Financing Receivable, Modified, Past Due Status) (Details) $ in Thousands	Dec. 31, 2023 USD ($)
30 to 59 Days Past Due [Member]
Financing Receivable, Past Due [Line Items]
Financing Receivable, Excluding Accrued Interest, Modified in Period, Amount	$ 0
60 to 89 Days Past Due [Member]
Financing Receivable, Past Due [Line Items]
Financing Receivable, Excluding Accrued Interest, Modified in Period, Amount	0
90 Days or More Past Due [Member]
Financing Receivable, Past Due [Line Items]
Financing Receivable, Excluding Accrued Interest, Modified in Period, Amount	2,761
Financial Asset, Past Due
Financing Receivable, Past Due [Line Items]
Financing Receivable, Excluding Accrued Interest, Modified in Period, Amount	2,761
Commercial business [Member] | 30 to 59 Days Past Due [Member]
Financing Receivable, Past Due [Line Items]
Financing Receivable, Excluding Accrued Interest, Modified in Period, Amount	0
Commercial business [Member] | 60 to 89 Days Past Due [Member]
Financing Receivable, Past Due [Line Items]
Financing Receivable, Excluding Accrued Interest, Modified in Period, Amount	0
Commercial business [Member] | 90 Days or More Past Due [Member]
Financing Receivable, Past Due [Line Items]
Financing Receivable, Excluding Accrued Interest, Modified in Period, Amount	121
Commercial business [Member] | Financial Asset, Past Due
Financing Receivable, Past Due [Line Items]
Financing Receivable, Excluding Accrued Interest, Modified in Period, Amount	121
Agricultural Business [Member] | 30 to 59 Days Past Due [Member]
Financing Receivable, Past Due [Line Items]
Financing Receivable, Excluding Accrued Interest, Modified in Period, Amount	0
Agricultural Business [Member] | 60 to 89 Days Past Due [Member]
Financing Receivable, Past Due [Line Items]
Financing Receivable, Excluding Accrued Interest, Modified in Period, Amount	0
Agricultural Business [Member] | 90 Days or More Past Due [Member]
Financing Receivable, Past Due [Line Items]
Financing Receivable, Excluding Accrued Interest, Modified in Period, Amount	1,580
Agricultural Business [Member] | Financial Asset, Past Due
Financing Receivable, Past Due [Line Items]
Financing Receivable, Excluding Accrued Interest, Modified in Period, Amount	1,580
One- to four-family residential [Member] | 30 to 59 Days Past Due [Member]
Financing Receivable, Past Due [Line Items]
Financing Receivable, Excluding Accrued Interest, Modified in Period, Amount	0
One- to four-family residential [Member] | 60 to 89 Days Past Due [Member]
Financing Receivable, Past Due [Line Items]
Financing Receivable, Excluding Accrued Interest, Modified in Period, Amount	0
One- to four-family residential [Member] | 90 Days or More Past Due [Member]
Financing Receivable, Past Due [Line Items]
Financing Receivable, Excluding Accrued Interest, Modified in Period, Amount	1,060
One- to four-family residential [Member] | Financial Asset, Past Due
Financing Receivable, Past Due [Line Items]
Financing Receivable, Excluding Accrued Interest, Modified in Period, Amount	$ 1,060