CONDENSED CONSOLIDATED BALANCE SHEETS (unaudited) (Parenthetical) - USD ($) $ in Thousands	Mar. 25, 2022	Jun. 25, 2021
Statement of Financial Position [Abstract]
Allowance for doubtful accounts	$ 61	$ 100
Preferred shares, shares authorized (in shares)	5,000,000	5,000,000
Preferred shares, par value (in USD per share)	$ 0.01	$ 0.01
Preferred shares, shares issued (in shares)	0	0
Preferred shares, shares outstanding (in shares)	0	0
Ordinary shares, shares authorized (in shares)	500,000,000	500,000,000
Ordinary shares, par value (in USD per share)	$ 0.01	$ 0.01
Ordinary shares, shares issued (in shares)	39,039,725	38,749,045
Ordinary shares, shares outstanding (in shares)	36,780,528	36,765,456
Treasury stocks, shares (in shares)	2,259,197	1,983,589