CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Sep. 29, 2023	Sep. 23, 2022	Sep. 29, 2023	Sep. 23, 2022
Net sales	$ 275,509	$ 237,666	$ 553,802	$ 455,419
Cost of goods sold	114,095	83,962	234,438	163,029
Cost of goods sold to related party	1,911	21,682	1,911	41,994
Gross profit	159,503	132,022	317,453	250,396
Operating expenses:
Research and development	43,428	35,567	86,403	69,424
Selling, general and administrative	43,160	36,617	87,389	106,397
Total operating expenses	86,588	72,184	173,792	175,821
Operating income	72,915	59,838	143,661	74,575
Other income (expense):
Interest expense	(758)	(531)	(1,527)	(968)
Interest income	850	467	1,693	784
Other income (expense), net	64	(688)	(2,652)	(3,057)
Income before income taxes	73,071	59,086	141,175	71,334
Income tax provision	7,400	8,438	14,615	10,403
Net income	65,671	50,648	126,560	60,931
Net income attributable to non-controlling interests	54	34	93	70
Net income attributable to Allegro MicroSystems, Inc.	$ 65,617	$ 50,614	$ 126,467	$ 60,861
Net income per common share attributable to Allegro MicroSystems, Inc.:
Basic (in dollars per share)	$ 0.34	$ 0.26	$ 0.66	$ 0.32
Diluted (in dollars per share)	$ 0.34	$ 0.26	$ 0.65	$ 0.32
Weighted average shares outstanding:
Basic (in shares)	192,431,094	191,284,631	192,214,210	190,959,616
Diluted (in shares)	195,100,855	192,639,576	195,055,495	192,654,097
Net sales
Net sales	$ 271,930	$ 192,640	$ 550,223	$ 368,684
Net sales to related party
Net sales	$ 3,579	$ 45,026	$ 3,579	$ 86,735