Consolidated Statements of Shareholders' Equity Statement - USD ($) $ in Thousands	Total	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	AOCI Attributable to Parent [Member]
Beginning balance (in shares) at Jun. 30, 2019		54,248,000
Beginning balance at Jun. 30, 2019	$ 1,284,739	$ 542	$ 1,058,745	$ 226,743	$ (1,291)
Issuance of common stock under employee stock incentive plans (in shares)		462,000
Issuance of common stock under employee stock incentive plans	3	$ 5	(2)
Purchased and retirement of common stock (in shares)		(176,000)
Purchase and retirement of common stock	(14,562)	$ (2)	(14,560)
Stock-based compensation	5,769		5,769
Net income	19,247			19,247
Other comprehensive loss	82				82
Ending balance (in shares) at Sep. 27, 2019		54,534,000
Ending balance at Sep. 27, 2019	$ 1,295,278	$ 545	1,049,952	245,990	(1,209)
Beginning balance (in shares) at Jul. 03, 2020	54,702,322	54,702,000
Beginning balance at Jul. 03, 2020	$ 1,384,784	$ 547	1,074,667	312,455	(2,885)
Issuance of common stock under employee stock incentive plans (in shares)		344,000
Issuance of common stock under employee stock incentive plans	2	$ 3	(1)
Purchased and retirement of common stock (in shares)		(1,000)
Purchase and retirement of common stock	(66)		(66)
Stock-based compensation	7,444		7,444
Net income	15,798			15,798
Other comprehensive loss	$ (70)				(70)
Ending balance (in shares) at Oct. 02, 2020	55,044,702	55,045,000
Ending balance at Oct. 02, 2020	$ 1,407,892	$ 550	$ 1,082,044	$ 328,253	$ (2,955)