Earnings per share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended
	Oct. 03, 2020	Sep. 28, 2019
Numerator:
Net (loss) income	$ (18,889)	$ 41,752
Denominator:
Weighted average common shares for basic earnings per share	98,897	103,130
Net effect of dilutive stock based compensation awards		1,247
Weighted average common shares for diluted earnings per share	98,897	104,377
Basic (loss) earnings per share	$ (0.19)	$ 0.40
Diluted (loss) earnings per share	$ (0.19)	$ 0.40
Stock Options
Denominator:
antidilutive Securities	875	388