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Employee Stock Ownership Plan (Details) - USD ($)
$ in Thousands
12 Months Ended
Mar. 31, 2016
Mar. 31, 2015
Mar. 31, 2014
Details      
Employee Stock Ownership Plan (ESOP), Compensation Expense $ 110 $ 102 $ 68
Employee Stock Ownership Plan (ESOP), Shares in ESOP 573,853