Unaudited Condensed Consolidated Statements of Shareholders' Equity (Deficit) (Parenthetical) $ in Millions		3 Months Ended		6 Months Ended
	Feb. 07, 2020 USD ($)	Sep. 30, 2021 USD ($) shares	Mar. 31, 2021 USD ($) shares	Sep. 30, 2021 USD ($) shares
Common stock, shares outstanding (in shares) | shares		352,499,706		352,499,706
Change in fair value of warrant liabilities		$ (32.5)
Vested (in shares) | shares		29,605		906,197
Shares withheld for tax obligation (in shares) | shares		2,536		320,058
Decrease for tax withholding obligation		$ 0.2		$ 7.0
Share Capital
Common stock, shares outstanding (in shares) | shares		352,499,706	351,516,790	352,499,706
Additional Paid in Capital
Vested		$ 5.7		$ 6.2
Revision of Prior Period, Error Correction, Adjustment
Change in fair value of warrant liabilities	$ 116.3
Proceeds from the exercise of warrants			$ 107.5