Description of Business and Summary of Significant Accounting Policies - Schedule of Computation of Diluted Earnings (Loss) per Share of Common Stock Attributable to Common Stockholders (Parenthetical) (Details) - USD ($) $ in Millions	Mar. 31, 2021	Mar. 31, 2020
Secured Convertible Promissory Notes [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Secured convertible promissory notes		$ 4.0
Four Convertible Promissory Notes [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Principal amount	$ 9.5	$ 9.5