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Income Taxes (Details) - USD ($)
3 Months Ended 6 Months Ended 9 Months Ended 12 Months Ended
Mar. 31, 2018
Dec. 31, 2017
Mar. 31, 2017
Mar. 31, 2018
Mar. 31, 2017
Sep. 30, 2018
Sep. 30, 2018
Income Tax Contingency [Line Items]              
Provisional amount, remeasurement of deferred income tax benefit       $ 12,825,000      
US federal corporate tax rate   35.00%          
Federal tax benefit resulting from the use of blend rate versus old rate       $ 109,535      
Effective tax rate (2.00%)   19.00% (600.00%) (33.00%)    
Scenario, Forecast [Member]              
Income Tax Contingency [Line Items]              
US federal corporate tax rate           21.00% 24.53%