XML 54 R54.htm IDEA: XBRL DOCUMENT v3.20.1
Derivative and Other Financial Instruments with Off-Balance Sheet Risks - Additional Information (Details)
3 Months Ended 9 Months Ended
Mar. 31, 2019
USD ($)
Mar. 31, 2020
USD ($)
loan
Mar. 31, 2019
USD ($)
loan
Sep. 30, 2019
USD ($)
Jun. 30, 2019
USD ($)
Sep. 30, 2018
USD ($)
Jun. 30, 2018
USD ($)
Derivative [Line Items]              
Commitments to extend credit   $ 7,900,000     $ 9,700,000    
Outstanding derivative financial instruments   $ 0     0    
Number Of Loans Repurchased | loan   3 5        
Debt Instrument Repurchased During Period     $ 699,000        
Recourse Liability $ 250,000 $ 250,000 250,000 $ 250,000 250,000 $ 250,000 $ 283,000
Loan Repurchased, Bank $ 446,000            
Amount Of Fully Charged Off Loans Repurchased     $ 25,000        
Debt Instrument, Repurchase Amount   1,100,000          
Number Of Fully Charged Off Loans Repurchased | loan     2        
Other Investors              
Derivative [Line Items]              
Recourse Liability   200,000     200,000    
FHLB - San Francisco [Member]              
Derivative [Line Items]              
Recourse Liability   $ 50,000     $ 50,000