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LOANS AND ALLOWANCE FOR CREDIT LOSSES - Schedule Of Allowance For Loan Losses And Allocation Of The Allowance To Loan Segments (Details) - USD ($) | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2023 | Dec. 31, 2022 | Jun. 30, 2023
Allowance for loan losses |  |  |  |  |  |  |  |
Beginning Balance |  |  | $ 1,747,000 | $ 1,747,000 | [1] | $ 1,747,000 |  |
Provision (credit) for loan losses | $ (104,000) |  | 0 | (270,000) |  | 0 |  |
Loans charged-off | 0 |  | 0 | 0 |  | 0 |  |
Recoveries |  |  | 0 |  |  | 0 |  |
Ending Balance | 1,641,000 | [1] | 1,747,000 | 1,641,000 | [1] | 1,747,000 |  |
Allocation Of The Allowance To Loan Segments [Abstract] |  |  |  |  |  |  |  |
Allowance for impaired loans |  |  |  |  |  |  | $ 0 |
Allowance for non-impaired loans |  |  |  |  |  |  | 1,747,000 |
Total allowance for loan losses | 1,641,000 | [1] | 1,747,000 | 1,641,000 | [1] | 1,747,000 | 1,747,000 | [1]
Impaired loans |  |  |  |  |  |  | 0 |
Non-impaired loans |  |  |  |  |  |  | 178,009,000 |
Total loans | 177,010,000 |  |  | 177,010,000 |  |  | 178,009,000 |
Allowance for credit losses for loans [Member] |  |  |  |  |  |  |  |
Allowance for loan losses |  |  |  |  |  |  |  |
Beginning Balance | 1,649,000 | [2] |  | 1,747,000 |  |  |  |
Adoption of ASU |  |  |  |  |  |  | 12,000 |
Loans And Leases Receivable Allowance Adjusted Balance |  |  |  |  |  |  | 1,759,000 |
Provision (credit) for loan losses | (8,000) |  |  | (118,000) |  |  |  |
Loans charged-off | 0 |  |  | 0 |  |  |  |
Recoveries | 0 |  |  | 0 |  |  |  |
Ending Balance | 1,641,000 |  |  | 1,641,000 |  |  |  |
Allocation Of The Allowance To Loan Segments [Abstract] |  |  |  |  |  |  |  |
Total allowance for loan losses | 1,641,000 |  |  | 1,641,000 |  |  | 1,747,000 |
Allowance for credit losses for off-balance sheet exposures [Member] |  |  |  |  |  |  |  |
Allowance for loan losses |  |  |  |  |  |  |  |
Beginning Balance | 10,000 |  |  |  |  |  |  |
Adoption of ASU |  |  |  |  |  |  | 23,000 |
Loans And Leases Receivable Allowance Adjusted Balance |  |  |  |  |  |  | 23,000 |
Provision (credit) for loan losses | 1,000 |  |  | (12,000) |  |  |  |
Ending Balance | 11,000 |  |  | 11,000 |  |  |  |
Allocation Of The Allowance To Loan Segments [Abstract] |  |  |  |  |  |  |  |
Total allowance for loan losses | 11,000 |  |  | 11,000 |  |  |  |
1-4 family [Member] |  |  |  |  |  |  |  |
Allowance for loan losses |  |  |  |  |  |  |  |
Beginning Balance |  |  | 990,000 | 974,000 |  | 986,000 |  |
Provision (credit) for loan losses |  |  | (23,000) |  |  | (19,000) |  |
Loans charged-off |  |  | 0 |  |  | 0 |  |
Recoveries |  |  | 0 |  |  | 0 |  |
Ending Balance |  |  | 967,000 |  |  | 967,000 |  |
Allocation Of The Allowance To Loan Segments [Abstract] |  |  |  |  |  |  |  |
Allowance for impaired loans |  |  |  |  |  |  | 0 |
Allowance for non-impaired loans |  |  |  |  |  |  | 974,000 |
Total allowance for loan losses |  |  | 967,000 |  |  | 967,000 | 974,000 |
Impaired loans |  |  |  |  |  |  | 0 |
Non-impaired loans |  |  |  |  |  |  | 140,109,000 |
Total loans |  |  |  |  |  |  | 140,109,000 |
1-4 family [Member] | Allowance for credit losses for loans [Member] |  |  |  |  |  |  |  |
Allowance for loan losses |  |  |  |  |  |  |  |
Beginning Balance | 1,071,000 | [2] |  | 974,000 |  |  |  |
Adoption of ASU |  |  |  |  |  |  | 139,000 |
Loans And Leases Receivable Allowance Adjusted Balance |  |  |  |  |  |  | 1,113,000 |
Provision (credit) for loan losses | (20,000) |  |  | (62,000) |  |  |  |
Loans charged-off | 0 |  |  | 0 |  |  |  |
Recoveries | 0 |  |  | 0 |  |  |  |
Ending Balance | 1,051,000 |  |  | 1,051,000 |  |  |  |
Allocation Of The Allowance To Loan Segments [Abstract] |  |  |  |  |  |  |  |
Total allowance for loan losses | 1,051,000 |  |  | 1,051,000 |  |  | 974,000 |
1-4 family [Member] | Allowance for credit losses for off-balance sheet exposures [Member] |  |  |  |  |  |  |  |
Allowance for loan losses |  |  |  |  |  |  |  |
Beginning Balance | 4,000 |  |  | 0 |  |  |  |
Adoption of ASU |  |  |  |  |  |  | 5,000 |
Loans And Leases Receivable Allowance Adjusted Balance |  |  |  |  |  |  | 5,000 |
Provision (credit) for loan losses | (4,000) |  |  | (5,000) |  |  |  |
Ending Balance | 0 |  |  | 0 |  |  |  |
Allocation Of The Allowance To Loan Segments [Abstract] |  |  |  |  |  |  |  |
Total allowance for loan losses | 0 |  |  | 0 |  |  | 0 |
Multifamily [Member] |  |  |  |  |  |  |  |
Allowance for loan losses |  |  |  |  |  |  |  |
Beginning Balance |  |  | 196,000 | 190,000 |  | 215,000 |  |
Provision (credit) for loan losses |  |  | 3,000 |  |  | (16,000) |  |
Loans charged-off |  |  | 0 |  |  | 0 |  |
Recoveries |  |  | 0 |  |  | 0 |  |
Ending Balance |  |  | 199,000 |  |  | 199,000 |  |
Allocation Of The Allowance To Loan Segments [Abstract] |  |  |  |  |  |  |  |
Allowance for impaired loans |  |  |  |  |  |  | 0 |
Allowance for non-impaired loans |  |  |  |  |  |  | 190,000 |
Total allowance for loan losses |  |  | 199,000 |  |  | 199,000 | 190,000 |
Impaired loans |  |  |  |  |  |  | 0 |
Non-impaired loans |  |  |  |  |  |  | 12,638,000 |
Total loans |  |  |  |  |  |  | 12,638,000 |
Multifamily [Member] | Allowance for credit losses for loans [Member] |  |  |  |  |  |  |  |
Allowance for loan losses |  |  |  |  |  |  |  |
Beginning Balance | 181,000 | [2] |  | 190,000 |  |  |  |
Adoption of ASU |  |  |  |  |  |  | 2,000 |
Loans And Leases Receivable Allowance Adjusted Balance |  |  |  |  |  |  | 192,000 |
Provision (credit) for loan losses | 7,000 |  |  | (4,000) |  |  |  |
Loans charged-off | 0 |  |  | 0 |  |  |  |
Recoveries | 0 |  |  | 0 |  |  |  |
Ending Balance | 188,000 |  |  | 188,000 |  |  |  |
Allocation Of The Allowance To Loan Segments [Abstract] |  |  |  |  |  |  |  |
Total allowance for loan losses | 188,000 |  |  | 188,000 |  |  | 190,000 |
Multifamily [Member] | Allowance for credit losses for off-balance sheet exposures [Member] |  |  |  |  |  |  |  |
Allowance for loan losses |  |  |  |  |  |  |  |
Beginning Balance | 6,000 |  |  | 0 |  |  |  |
Adoption of ASU |  |  |  |  |  |  | 7,000 |
Loans And Leases Receivable Allowance Adjusted Balance |  |  |  |  |  |  | 7,000 |
Provision (credit) for loan losses | 5,000 |  |  | 4,000 |  |  |  |
Ending Balance | 11,000 |  |  | 11,000 |  |  |  |
Allocation Of The Allowance To Loan Segments [Abstract] |  |  |  |  |  |  |  |
Total allowance for loan losses | 11,000 |  |  | 11,000 |  |  | 0 |
Second mortgages and home equity lines of credit [Member] |  |  |  |  |  |  |  |
Allowance for loan losses |  |  |  |  |  |  |  |
Beginning Balance |  |  | 27,000 | 29,000 |  | 22,000 |  |
Provision (credit) for loan losses |  |  | 1,000 |  |  | 6,000 |  |
Loans charged-off |  |  | 0 |  |  | 0 |  |
Recoveries |  |  | 0 |  |  | 0 |  |
Ending Balance |  |  | 28,000 |  |  | 28,000 |  |
Allocation Of The Allowance To Loan Segments [Abstract] |  |  |  |  |  |  |  |
Allowance for impaired loans |  |  |  |  |  |  | 0 |
Allowance for non-impaired loans |  |  |  |  |  |  | 29,000 |
Total allowance for loan losses |  |  | 28,000 |  |  | 28,000 | 29,000 |
Impaired loans |  |  |  |  |  |  | 0 |
Non-impaired loans |  |  |  |  |  |  | 2,699,000 |
Total loans |  |  |  |  |  |  | 2,699,000 |
Second mortgages and home equity lines of credit [Member] | Allowance for credit losses for loans [Member] |  |  |  |  |  |  |  |
Allowance for loan losses |  |  |  |  |  |  |  |
Beginning Balance | 43,000 | [2] |  | 29,000 |  |  |  |
Adoption of ASU |  |  |  |  |  |  | 23,000 |
Loans And Leases Receivable Allowance Adjusted Balance |  |  |  |  |  |  | 52,000 |
Provision (credit) for loan losses | 4,000 |  |  | (5,000) |  |  |  |
Loans charged-off | 0 |  |  | 0 |  |  |  |
Recoveries | 0 |  |  | 0 |  |  |  |
Ending Balance | 47,000 |  |  | 47,000 |  |  |  |
Allocation Of The Allowance To Loan Segments [Abstract] |  |  |  |  |  |  |  |
Total allowance for loan losses | 47,000 |  |  | 47,000 |  |  | 29,000 |
Second mortgages and home equity lines of credit [Member] | Allowance for credit losses for off-balance sheet exposures [Member] |  |  |  |  |  |  |  |
Allowance for loan losses |  |  |  |  |  |  |  |
Beginning Balance | 0 |  |  | 0 |  |  |  |
Adoption of ASU |  |  |  |  |  |  | 0 |
Loans And Leases Receivable Allowance Adjusted Balance |  |  |  |  |  |  | 0 |
Provision (credit) for loan losses | 0 |  |  | 0 |  |  |  |
Ending Balance | 0 |  |  | 0 |  |  |  |
Allocation Of The Allowance To Loan Segments [Abstract] |  |  |  |  |  |  |  |
Total allowance for loan losses | 0 |  |  | 0 |  |  | 0 |
Residential Real Estate Construction [Member] |  |  |  |  |  |  |  |
Allowance for loan losses |  |  |  |  |  |  |  |
Beginning Balance |  |  | 4,000 | 0 |  | 3,000 |  |
Provision (credit) for loan losses |  |  | 2,000 |  |  | 3,000 |  |
Loans charged-off |  |  | 0 |  |  | 0 |  |
Recoveries |  |  | 0 |  |  | 0 |  |
Ending Balance |  |  | 6,000 |  |  | 6,000 |  |
Allocation Of The Allowance To Loan Segments [Abstract] |  |  |  |  |  |  |  |
Allowance for impaired loans |  |  |  |  |  |  | 0 |
Allowance for non-impaired loans |  |  |  |  |  |  | 0 |
Total allowance for loan losses |  |  | 6,000 |  |  | 6,000 | 0 |
Impaired loans |  |  |  |  |  |  | 0 |
Non-impaired loans |  |  |  |  |  |  | 0 |
Total loans |  |  |  |  |  |  | 0 |
Residential Real Estate Construction [Member] | Allowance for credit losses for loans [Member] |  |  |  |  |  |  |  |
Allowance for loan losses |  |  |  |  |  |  |  |
Beginning Balance | 0 | [2] |  | 0 |  |  |  |
Adoption of ASU |  |  |  |  |  |  | 0 |
Loans And Leases Receivable Allowance Adjusted Balance |  |  |  |  |  |  | 0 |
Provision (credit) for loan losses | 0 |  |  | 0 |  |  |  |
Loans charged-off | 0 |  |  | 0 |  |  |  |
Recoveries | 0 |  |  | 0 |  |  |  |
Ending Balance | 0 |  |  | 0 |  |  |  |
Allocation Of The Allowance To Loan Segments [Abstract] |  |  |  |  |  |  |  |
Total allowance for loan losses | 0 |  |  | 0 |  |  | 0 |
Residential Real Estate Construction [Member] | Allowance for credit losses for off-balance sheet exposures [Member] |  |  |  |  |  |  |  |
Allowance for loan losses |  |  |  |  |  |  |  |
Beginning Balance | 0 |  |  | 0 |  |  |  |
Adoption of ASU |  |  |  |  |  |  | 0 |
Loans And Leases Receivable Allowance Adjusted Balance |  |  |  |  |  |  | 0 |
Provision (credit) for loan losses | 0 |  |  | 0 |  |  |  |
Ending Balance | 0 |  |  | 0 |  |  |  |
Allocation Of The Allowance To Loan Segments [Abstract] |  |  |  |  |  |  |  |
Total allowance for loan losses | 0 |  |  | 0 |  |  | 0 |
Commercial [Member] |  |  |  |  |  |  |  |
Allowance for loan losses |  |  |  |  |  |  |  |
Beginning Balance |  |  | 266,000 | 346,000 |  | 252,000 |  |
Provision (credit) for loan losses |  |  | 93,000 |  |  | 107,000 |  |
Loans charged-off |  |  | 0 |  |  | 0 |  |
Recoveries |  |  | 0 |  |  | 0 |  |
Ending Balance |  |  | 359,000 |  |  | 359,000 |  |
Allocation Of The Allowance To Loan Segments [Abstract] |  |  |  |  |  |  |  |
Allowance for impaired loans |  |  |  |  |  |  | 0 |
Allowance for non-impaired loans |  |  |  |  |  |  | 346,000 |
Total allowance for loan losses |  |  | 359,000 |  |  | 359,000 | 346,000 |
Impaired loans |  |  |  |  |  |  | 0 |
Non-impaired loans |  |  |  |  |  |  | 20,323,000 |
Total loans |  |  |  |  |  |  | 20,323,000 |
Commercial [Member] | Allowance for credit losses for loans [Member] |  |  |  |  |  |  |  |
Allowance for loan losses |  |  |  |  |  |  |  |
Beginning Balance | 291,000 | [2] |  | 346,000 |  |  |  |
Adoption of ASU |  |  |  |  |  |  | (19,000) |
Loans And Leases Receivable Allowance Adjusted Balance |  |  |  |  |  |  | 327,000 |
Provision (credit) for loan losses | (2,000) |  |  | (38,000) |  |  |  |
Loans charged-off | 0 |  |  | 0 |  |  |  |
Recoveries | 0 |  |  | 0 |  |  |  |
Ending Balance | 289,000 |  |  | 289,000 |  |  |  |
Allocation Of The Allowance To Loan Segments [Abstract] |  |  |  |  |  |  |  |
Total allowance for loan losses | 289,000 |  |  | 289,000 |  |  | 346,000 |
Commercial [Member] | Allowance for credit losses for off-balance sheet exposures [Member] |  |  |  |  |  |  |  |
Allowance for loan losses |  |  |  |  |  |  |  |
Beginning Balance | 0 |  |  | 0 |  |  |  |
Adoption of ASU |  |  |  |  |  |  | 7,000 |
Loans And Leases Receivable Allowance Adjusted Balance |  |  |  |  |  |  | 7,000 |
Provision (credit) for loan losses | 0 |  |  | (7,000) |  |  |  |
Ending Balance | 0 |  |  | 0 |  |  |  |
Allocation Of The Allowance To Loan Segments [Abstract] |  |  |  |  |  |  |  |
Total allowance for loan losses | 0 |  |  | 0 |  |  | 0 |
Consumer [Member] |  |  |  |  |  |  |  |
Allowance for loan losses |  |  |  |  |  |  |  |
Beginning Balance |  |  | 0 | 0 |  | 0 |  |
Provision (credit) for loan losses |  |  | 0 |  |  |  |  |
Loans charged-off |  |  | 0 |  |  | 0 |  |
Recoveries |  |  | 0 |  |  | 0 |  |
Ending Balance |  |  | 0 |  |  | 0 |  |
Allocation Of The Allowance To Loan Segments [Abstract] |  |  |  |  |  |  |  |
Allowance for impaired loans |  |  |  |  |  |  | 0 |
Allowance for non-impaired loans |  |  |  |  |  |  | 0 |
Total allowance for loan losses |  |  | 0 |  |  | 0 | 0 |
Impaired loans |  |  |  |  |  |  | 0 |
Non-impaired loans |  |  |  |  |  |  | 49,000 |
Total loans |  |  |  |  |  |  | 49,000 |
Consumer [Member] | Allowance for credit losses for loans [Member] |  |  |  |  |  |  |  |
Allowance for loan losses |  |  |  |  |  |  |  |
Beginning Balance | 2,000 | [2] |  | 0 |  |  |  |
Adoption of ASU |  |  |  |  |  |  | 2,000 |
Loans And Leases Receivable Allowance Adjusted Balance |  |  |  |  |  |  | 2,000 |
Provision (credit) for loan losses | 0 |  |  | 0 |  |  |  |
Loans charged-off | 0 |  |  | 0 |  |  |  |
Recoveries | 0 |  |  | 0 |  |  |  |
Ending Balance | 2,000 |  |  | 2,000 |  |  |  |
Allocation Of The Allowance To Loan Segments [Abstract] |  |  |  |  |  |  |  |
Total allowance for loan losses | 2,000 |  |  | 2,000 |  |  | 0 |
Consumer [Member] | Allowance for credit losses for off-balance sheet exposures [Member] |  |  |  |  |  |  |  |
Allowance for loan losses |  |  |  |  |  |  |  |
Beginning Balance | 0 |  |  | 0 |  |  |  |
Adoption of ASU |  |  |  |  |  |  | 4,000 |
Loans And Leases Receivable Allowance Adjusted Balance |  |  |  |  |  |  | 4,000 |
Provision (credit) for loan losses | 0 |  |  | (4,000) |  |  |  |
Ending Balance | 0 |  |  | 0 |  |  |  |
Allocation Of The Allowance To Loan Segments [Abstract] |  |  |  |  |  |  |  |
Total allowance for loan losses | 0 |  |  | 0 |  |  | 0 |
Home improvement [Member] |  |  |  |  |  |  |  |
Allowance for loan losses |  |  |  |  |  |  |  |
Beginning Balance |  |  | 65,000 | 64,000 |  | 61,000 |  |
Provision (credit) for loan losses |  |  | 0 |  |  | 4,000 |  |
Loans charged-off |  |  | 0 |  |  | 0 |  |
Recoveries |  |  | 0 |  |  | 0 |  |
Ending Balance |  |  | 65,000 |  |  | 65,000 |  |
Allocation Of The Allowance To Loan Segments [Abstract] |  |  |  |  |  |  |  |
Allowance for impaired loans |  |  |  |  |  |  | 0 |
Allowance for non-impaired loans |  |  |  |  |  |  | 64,000 |
Total allowance for loan losses |  |  | 65,000 |  |  | 65,000 | 64,000 |
Impaired loans |  |  |  |  |  |  | 0 |
Non-impaired loans |  |  |  |  |  |  | 2,191,000 |
Total loans |  |  |  |  |  |  | 2,191,000 |
Home improvement [Member] | Allowance for credit losses for loans [Member] |  |  |  |  |  |  |  |
Allowance for loan losses |  |  |  |  |  |  |  |
Beginning Balance | 61,000 | [2] |  | 64,000 |  |  |  |
Adoption of ASU |  |  |  |  |  |  | 9,000 |
Loans And Leases Receivable Allowance Adjusted Balance |  |  |  |  |  |  | 73,000 |
Provision (credit) for loan losses | 3,000 |  |  | (9,000) |  |  |  |
Loans charged-off | 0 |  |  | 0 |  |  |  |
Recoveries | 0 |  |  | 0 |  |  |  |
Ending Balance | 64,000 |  |  | 64,000 |  |  |  |
Allocation Of The Allowance To Loan Segments [Abstract] |  |  |  |  |  |  |  |
Total allowance for loan losses | 64,000 |  |  | 64,000 |  |  | 64,000 |
Home improvement [Member] | Allowance for credit losses for off-balance sheet exposures [Member] |  |  |  |  |  |  |  |
Allowance for loan losses |  |  |  |  |  |  |  |
Beginning Balance | 0 |  |  | 0 |  |  |  |
Adoption of ASU |  |  |  |  |  |  | 0 |
Loans And Leases Receivable Allowance Adjusted Balance |  |  |  |  |  |  | 0 |
Provision (credit) for loan losses | 0 |  |  | 0 |  |  |  |
Ending Balance | 0 |  |  | 0 |  |  |  |
Allocation Of The Allowance To Loan Segments [Abstract] |  |  |  |  |  |  |  |
Total allowance for loan losses | 0 |  |  | 0 |  |  | 0 |
Unallocated Financing Receivables [Member] |  |  |  |  |  |  |  |
Allowance for loan losses |  |  |  |  |  |  |  |
Beginning Balance |  |  | 199,000 | 144,000 |  | 208,000 |  |
Provision (credit) for loan losses |  |  | (76,000) |  |  | (85,000) |  |
Loans charged-off |  |  | 0 |  |  | 0 |  |
Recoveries |  |  | 0 |  |  | 0 |  |
Ending Balance |  |  | 123,000 |  |  | 123,000 |  |
Allocation Of The Allowance To Loan Segments [Abstract] |  |  |  |  |  |  |  |
Allowance for impaired loans |  |  |  |  |  |  | 0 |
Allowance for non-impaired loans |  |  |  |  |  |  | 144,000 |
Total allowance for loan losses |  |  | $ 123,000 |  |  | $ 123,000 | 144,000 |
Impaired loans |  |  |  |  |  |  | 0 |
Non-impaired loans |  |  |  |  |  |  | 0 |
Total loans |  |  |  |  |  |  | 0 |
Unallocated Financing Receivables [Member] | Allowance for credit losses for loans [Member] |  |  |  |  |  |  |  |
Allowance for loan losses |  |  |  |  |  |  |  |
Beginning Balance | 0 | [2] |  | 144,000 |  |  |  |
Adoption of ASU |  |  |  |  |  |  | (144,000) |
Loans And Leases Receivable Allowance Adjusted Balance |  |  |  |  |  |  | 0 |
Provision (credit) for loan losses | 0 |  |  | 0 |  |  |  |
Loans charged-off | 0 |  |  | 0 |  |  |  |
Recoveries | 0 |  |  | 0 |  |  |  |
Ending Balance | 0 |  |  | 0 |  |  |  |
Allocation Of The Allowance To Loan Segments [Abstract] |  |  |  |  |  |  |  |
Total allowance for loan losses | 0 |  |  | 0 |  |  | 144,000 |
Unallocated Financing Receivables [Member] | Allowance for credit losses for off-balance sheet exposures [Member] |  |  |  |  |  |  |  |
Allowance for loan losses |  |  |  |  |  |  |  |
Beginning Balance | 0 |  |  | 0 |  |  |  |
Adoption of ASU |  |  |  |  |  |  | 0 |
Loans And Leases Receivable Allowance Adjusted Balance |  |  |  |  |  |  | 0 |
Provision (credit) for loan losses | 0 |  |  | 0 |  |  |  |
Ending Balance | 0 |  |  | 0 |  |  |  |
Allocation Of The Allowance To Loan Segments [Abstract] |  |  |  |  |  |  |  |
Total allowance for loan losses | $ 0 |  |  | $ 0 |  |  | $ 0 |
[1] | The Company adopted ASU 2016-13 on July 1, 2023 with a modified retrospective approach. Accordingly, at December 31, 2023, the allowance for credit losses was determined in accordance with ASC 326, “Financial Instruments-Credit Losses.
[2] | The balance of $556,000 in accrued interest receivable is excluded from amortized cost and the calculation of the allowance for credit losses at December 31, 2023.

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- Definition Adoption of New Accounting Standard Unit + References No definition available. + Details
Name: | cfsb_AdoptionOfNewAccountingStandardUnit
Namespace Prefix: | cfsb_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
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