Shares and Preferred Shares Ordinary Shares (Details)	3 Months Ended			6 Months Ended
	Sep. 30, 2022 $ / shares shares		Sep. 30, 2021 shares	Sep. 30, 2022 $ / shares shares		Sep. 30, 2021 shares	Sep. 30, 2022 EUR (€) shares
Weighted Average Number of Shares Outstanding Reconciliation [Abstract]
Weighted average shares outstanding - basic	99,969,000		99,848,000	100,025,000		95,000,000
Dilutive effect of share equivalents	0	[1]	841,000	0	[1]	840,000
Weighted average shares outstanding and share equivalents - diluted			100,689,000			95,840,000
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Preferred Stock, Shares Authorized							50,000,000
Common Stock, Par or Stated Value Per Share | $ / shares	$ 0.001			$ 0.001
Preferred Stock, Par or Stated Value Per Share | $ / shares	$ 0.001			$ 0.001
Deferred Ordinary Shares							25,000
Employee share option
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Number of share options that are antidilutive	642,000		209,000	467,000		241,000
Euro Member Countries, Euro
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Par Value (Euros) of Deferred Ordinary Shares | €							€ 1.00

[1] The dilutive effect of share equivalents is excluded from the calculation of diluted earnings per share for the three and six months ended September 30, 2022 due to our net losses for those periods.