Net Loss Per Share Attributable to Common Stockholders (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	May 31, 2022	May 31, 2021
Net income (Loss) Per Share Attributable to Common Stockholders
Net income (loss)	$ (342,822)	$ (48,707)
Weighted-average common shares outstanding, basic	69,738,638	58,261,233
Weighted-average common shares outstanding, diluted	69,738,638	58,261,233
Net income (loss) per share attributable to common stockholders, basic	$ (4.92)	$ (0.84)
Net income (loss) per share attributable to common stockholders, diluted	$ (4.92)	$ (0.84)