Stock-Based Compensation - Additional Information (Details) - USD ($) $ / shares in Units, $ in Millions	1 Months Ended	12 Months Ended
	May 31, 2019	Jun. 27, 2020	Jun. 29, 2019	Jun. 30, 2018	Nov. 15, 2017
Stock-Based Compensation
Shares of common stock available for grant (in shares)		17,800,000
Stock-based compensation capitalized to inventory		$ 1.2
Closing stock price of company (in dollars per share)		$ 12.50
Number of exercisable in-the-money options (in shares)		1,200,000
Stock option grants issued (in shares)		0	0	0
Minimum remaining maturity period of traded options of the entity's common stock upon which implied volatility is based		6 months
2003 Plan
Stock-Based Compensation
Number of shares authorized (in shares)					10,500,000
Stock options and Full Value Awards issued and outstanding (in shares)		7,200,000
1998 Purchase Plan
Stock-Based Compensation
Shares of common stock available for grant (in shares)		2,900,000
Discount rate provided under purchase plan	15.00%	5.00%
Look-back period		6 months
Employee Stock Purchase Plan
Stock-Based Compensation
Unrecognized stock-based compensation		$ 0.2
Full Value Awards
Stock-Based Compensation
Unrecognized stock-based compensation		$ 54.5
Estimated amortization period		1 year 8 months 12 days
Minimum | Options
Stock-Based Compensation
Vesting period		3 years
Stock awards expiration period		5 years
Minimum | Full Value Awards
Stock-Based Compensation
Vesting period		1 year
Maximum | Options
Stock-Based Compensation
Vesting period		4 years
Stock awards expiration period		10 years
Maximum | Full Value Awards
Stock-Based Compensation
Vesting period		4 years