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Loan Commitments (Tables)
 12 Months Ended
Jun. 30, 2020
Disclosure Text Block Supplement [Abstract]  
Schedule of outstanding loan commitments
   2020   2019 
(in thousands)  Fixed   Variable   Fixed   Variable 
Unused commitment:                
Revolving, open-end lines secured by real estate  $--   $10,354   $--   $9,520 
Commitments to fund real estate construction loans   854    8,443    2,715    3,386 
Other unused commitment:                    
Commercial and industrial loans   2,541    --    2,156    -- 
Other   1,576    2,454    1,145    1,240 
Letters of credit   --    --    --    --