Net Income (Loss) Per Share - Summary of Basic and Diluted Net Loss Per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended
	Jun. 30, 2020	Jun. 30, 2019
Numerator:
Net income (loss)	$ 12,865	$ (49,155)
Denominator:
Weighted average shares outstanding, basic (in shares)	279,069	237,693
Dilutive effect of stock-based awards (in shares)	5,240	0
Weighted average shares outstanding, diluted (in shares)	284,309	237,693
Net income (loss) per share, basic (in dollars per share)	$ 0.05	$ (0.21)
Net income (loss) per share, diluted (in dollars per share)	$ 0.05	$ (0.21)