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Prepaid Expenses (Narrative) (Details) - USD ($)
6 Months Ended
Jan. 29, 2019
Dec. 31, 2019
Dec. 31, 2018
Jun. 30, 2019
Reduction in prepaid expenses   $ (2,294) $ (2,294)  
Prepaid expenses     $ 2,294
Prepaid Expenses - Ruthy Navon        
Invoice value for SEC filing, accounts and book keeping $ 7,900      
Period of services From October 15, 2018 to October 15, 2019      
Reduction in prepaid expenses   (7,900)    
Prepaid expenses   $ 0   $ 2,294