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Other Comprehensive Income (Loss) (Details 1) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2018
Dec. 31, 2017
Other Comprehensive Income (Loss), Net of Tax [Abstract]        
Unrealized holding gains (losses) on available-for-sale securities $ 2 $ 1 $ 1 $ 1
Tax effect 1 0 0 0
Net-of-tax amount $ 2 $ 1