The following tables present details of stock-based compensation and acquisition-related costs included in each functional line item in the condensed consolidated statements of operations above:

		Three Months Ended July 31,								Six Months Ended July 31,
			2023				2022				2023				2022
		(unaudited, in thousands)
Stock-based compensation:
Cost of revenue		$	885			$	362			$	1,826			$	711
Research and development			18,550				17,883				36,911				35,034
Selling, general and administrative			8,687				8,664				16,650				18,205
Total stock-based compensation		$	28,122			$	26,909			$	55,387			$	53,950

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