Stock-Based Compensation - Schedule of Fair Value Assumptions (Details)	3 Months Ended		6 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Expected term, in years	6 years 1 month 9 days	6 years 1 month 9 days	6 years 1 month 9 days	6 years 1 month 9 days
Expected dividend yield	0.00%	0.00%	0.00%	0.00%
Minimum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Risk-free interest rate	3.59%	4.10%	3.59%	3.45%
Expected volatility	80.03%	97.68%	80.03%	93.66%
Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Risk-free interest rate	4.16%	4.62%	4.71%	4.62%
Expected volatility	80.75%	97.81%	83.31%	98.15%