CONDENSED CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY - USD ($) $ in Thousands	Total	Ordinary Shares	Additional Paid-in Capital	Treasury Shares	Accumulated Other Comprehensive Income (Loss)	Retained Earnings
Beginning Balance at Jun. 29, 2018	$ 740,939	$ 377	$ 151,797	$ (42,401)	$ (1,257)	$ 632,423
Beginning Balance (in shares) at Jun. 29, 2018		37,723,733
Net income	87,998					87,998
Other comprehensive (Loss) Income	1,178				1,178
Cumulative effect adjustment from adoption of ASC 606	1,205					1,205
Share-based compensation	13,373		13,373
Issuance of ordinary shares		$ 5	(5)
Issuance of ordinary shares (in shares)		492,498
Repurchase shares held as treasury shares	(5,378)			(5,378)
Tax withholdings related to net share settlement of restricted share units	(10,427)		(10,427)
Ending Balance at Mar. 29, 2019	828,888	$ 382	154,738	(47,779)	(79)	721,626
Ending Balance (in shares) at Mar. 29, 2019		38,216,231
Beginning Balance at Dec. 28, 2018	801,533	$ 381	151,639	(42,401)	(1,077)	692,991
Beginning Balance (in shares) at Dec. 28, 2018		38,138,159
Net income	28,635					28,635
Other comprehensive (Loss) Income	998				998
Share-based compensation	4,424		4,424
Issuance of ordinary shares		$ 1	(1)
Issuance of ordinary shares (in shares)		78,072
Repurchase shares held as treasury shares	(5,378)			(5,378)
Tax withholdings related to net share settlement of restricted share units	(1,324)		(1,324)
Ending Balance at Mar. 29, 2019	828,888	$ 382	154,738	(47,779)	(79)	721,626
Ending Balance (in shares) at Mar. 29, 2019		38,216,231
Beginning Balance at Jun. 28, 2019	863,099	$ 382	158,299	(47,779)	(2,386)	754,583
Beginning Balance (in shares) at Jun. 28, 2019		38,230,753
Net income	85,455					85,455
Other comprehensive (Loss) Income	(7,997)				(7,997)
Share-based compensation	18,301		18,301
Issuance of ordinary shares		$ 3	(3)
Issuance of ordinary shares (in shares)		230,178
Repurchase shares held as treasury shares	(20,722)			(20,722)
Tax withholdings related to net share settlement of restricted share units	(4,727)		(4,727)
Ending Balance at Mar. 27, 2020	933,409	$ 385	171,870	(68,501)	(10,383)	840,038
Ending Balance (in shares) at Mar. 27, 2020		38,460,931
Beginning Balance at Dec. 27, 2019	928,327	$ 384	166,103	(47,779)	(2,152)	811,771
Beginning Balance (in shares) at Dec. 27, 2019		38,408,890
Net income	28,267					28,267
Other comprehensive (Loss) Income	(8,231)				(8,231)
Share-based compensation	6,118		6,118
Issuance of ordinary shares		$ 1	(1)
Issuance of ordinary shares (in shares)		52,041
Repurchase shares held as treasury shares	(20,722)			(20,722)
Tax withholdings related to net share settlement of restricted share units	(350)		(350)
Ending Balance at Mar. 27, 2020	$ 933,409	$ 385	$ 171,870	$ (68,501)	$ (10,383)	$ 840,038
Ending Balance (in shares) at Mar. 27, 2020		38,460,931