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Income Taxes - (Additional Information) (Details) - USD ($)
3 Months Ended 6 Months Ended
Sep. 30, 2019
Sep. 30, 2018
Sep. 30, 2019
Sep. 30, 2018
Income Tax Disclosure [Abstract]        
Deferred Tax Assets, Goodwill and Intangible Assets $ 21,000,000   $ 21,000,000  
Effective income tax rates (29.50%) 18.60%    
Foreign income as a percentage or worldwide income     $ 0.72 $ 0.68
Foreign effective income tax rates     (2.40%) 11.10%
Tax rate of Swiss subsidiary 6.00% 6.00%