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Other Comprehensive Income (Loss) (Details 1) - USD ($)
$ in Thousands
3 Months Ended
Sep. 30, 2018
Sep. 30, 2017
Other Comprehensive Income (Loss) [Abstract]    
Unrealized holding gains (losses) on available-for-sale securities $ (1) $ 1
Tax effect 0 0
Net-of-tax amount $ (1)