CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE INCOME (unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Sep. 27, 2024	Sep. 29, 2023
Income Statement [Abstract]
Revenues	$ 804,228	$ 685,477
Cost of revenues	(705,202)	(601,073)
Gross profit	99,026	84,404
Selling, general and administrative expenses	(22,031)	(20,429)
Restructuring and other related costs	(57)	0
Operating income	76,938	63,975
Interest income	10,933	5,898
Interest expense	0	(45)
Foreign exchange gain (loss), net	(7,095)	415
Other income (expense), net	(19)	(80)
Income before income taxes	80,757	70,163
Income tax expense	(3,363)	(5,074)
Net income	77,394	65,089
Other comprehensive income (loss), net of tax:
Change in net unrealized gain (loss) on available-for-sale securities	6,818	948
Change in net unrealized gain (loss) on derivative instruments	8,533	(561)
Change in net retirement benefits plan – prior service cost	0	126
Change in foreign currency translation adjustment	(352)	100
Total other comprehensive income (loss), net of tax	14,999	613
Net comprehensive income	$ 92,393	$ 65,702
Earnings per share
Basic (in USD per share)	$ 2.14	$ 1.80
Diluted (in USD per share)	$ 2.13	$ 1.78
Weighted-average number of ordinary shares outstanding (in thousands of shares)
Basic (in shares)	36,203	36,256
Diluted (in shares)	36,408	36,481