NET (LOSS) INCOME PER SHARE - Schedule of Potentially Dilutive Securities Excluded from EPS Calculations (Details) - shares shares in Thousands	3 Months Ended		6 Months Ended
	Dec. 24, 2017	Dec. 25, 2016	Dec. 24, 2017	Dec. 25, 2016
Options and RSUs
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Number of potentially dilutive securities (in shares)	7	0	20	3
Employee stock plans
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Number of potentially dilutive securities (in shares)	2,757	0	0	0
Convertible notes
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Number of potentially dilutive securities (in shares)	15,423	0	0	0
Warrants
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Number of potentially dilutive securities (in shares)	4,721	0	0	0