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LOANS RECEIVABLE - Credit Quality Indicators (Details) - USD ($) $ in Thousands	Jun. 30, 2021	Dec. 31, 2020
Loans
Total loans	$ 140,599	$ 151,800
Pass
Loans
Total loans	133,830	141,021
Special Mention
Loans
Total loans	1,343	4,274
Substandard
Loans
Total loans	5,426	6,505
Real Estate
Loans
Total loans	128,893	140,565
One- to four-family residential
Loans
Total loans	91,778	99,869
One- to four-family residential | Pass
Loans
Total loans	87,347	93,008
One- to four-family residential | Special Mention
Loans
Total loans	360	1,915
One- to four-family residential | Substandard
Loans
Total loans	4,071	4,946
Commercial real estate
Loans
Total loans	28,217	30,304
Commercial real estate | Pass
Loans
Total loans	27,172	28,217
Commercial real estate | Special Mention
Loans
Total loans	983	2,022
Commercial real estate | Substandard
Loans
Total loans	62	65
Construction & land
Loans
Total loans	4,527	5,538
Construction & land | Pass
Loans
Total loans	4,433	5,310
Construction & land | Special Mention
Loans
Total loans		133
Construction & land | Substandard
Loans
Total loans	94	95
Multi-family residential
Loans
Total loans	4,344	4,801
Multi-family residential | Pass
Loans
Total loans	3,157	3,457
Multi-family residential | Substandard
Loans
Total loans	1,187	1,344
Farmland
Loans
Total loans	27	53
Farmland | Pass
Loans
Total loans	27	53
Consumer
Loans
Total loans	4,667	4,499
Consumer | Pass
Loans
Total loans	4,658	4,434
Consumer | Special Mention
Loans
Total loans		33
Consumer | Substandard
Loans
Total loans	9	32
Commercial and industrial
Loans
Total loans	7,039	6,736
Commercial and industrial | Pass
Loans
Total loans	7,036	6,542
Commercial and industrial | Special Mention
Loans
Total loans		171
Commercial and industrial | Substandard
Loans
Total loans	3	23
Consumer
Loans
Total loans	4,667	4,499
Commercial and industrial
Loans
Total loans	$ 7,039	$ 6,736

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