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INVESTMENT SECURITIES (Detail Textuals) - USD ($)
3 Months Ended
Jun. 30, 2017
Jun. 30, 2016
Mar. 31, 2017
Schedule Of Available For Sale Securities And Held To Maturity Securities [Line Items]      
Investment securities gross realized gains from sales $ 0 $ 0  
Available-for-sale Securities      
Schedule Of Available For Sale Securities And Held To Maturity Securities [Line Items]      
Pledged as collateral at amortized cost 10,800,000   $ 11,100,000
Pledged as collateral at fair value 10,700,000   11,100,000
Held-to-maturity Securities      
Schedule Of Available For Sale Securities And Held To Maturity Securities [Line Items]      
Pledged as collateral at amortized cost 11,000   20,000
Pledged as collateral at fair value $ 11,000   $ 20,000