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Stock-Based Compensation - Additional Information (Details) - USD ($) $ / shares in Units, $ in Millions |  | 1 Months Ended | 12 Months Ended |  |
--- | --- | --- | --- | --- | ---
Nov. 15, 2017 | May 31, 2019 | Jun. 29, 2019 | Jun. 30, 2018 | Jul. 01, 2017 | Jul. 02, 2017 | Jul. 03, 2016
Stock-Based Compensation |  |  |  |  |  |  |
Shares of common stock available for grant (in shares) |  |  | 10,900,000 |  |  |  |
Stock-based compensation capitalized to inventory |  |  | $ 1.0 |  |  |  |
Closing stock price of company (in dollars per share) |  |  | $ 13.29 |  |  |  |
Number of exercisable in-the-money options (in shares) |  |  | 900,000 |  |  |  |
Cumulative adjustment from adoption of ASU 2016-09 (Topic 718) |  |  |  |  |  | $ 0.0 | $ (23.8)
Operating loss carryforwards |  |  |  | $ 117.7 |  |  |
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 |  |  |  |  |  |  |
Common stock added to the pool of shares reserved for issuance under the plan (in shares) | 4,000,000 |  |  |  |  |  |
Number of shares authorized (in shares) | 5,500,000 |  |  |  |  |  |
Stock options and Full Value Awards issued and outstanding (in shares) |  |  | 7,900,000 |  |  |  |
1998 Purchase Plan |  |  |  |  |  |  |
Stock-Based Compensation |  |  |  |  |  |  |
Shares of common stock available for grant (in shares) |  |  | 3,400,000 |  |  |  |
Discount rate provided under purchase plan |  | 15.00% | 5.00% |  |  |  |
Look-back period |  |  | 6 months |  |  |  |
Options |  |  |  |  |  |  |
Stock-Based Compensation |  |  |  |  |  |  |
Total intrinsic value of awards exercised (in dollars) |  |  | $ 0.2 |  |  |  |
Unrecognized stock-based compensation |  |  | $ 0.4 |  |  |  |
Estimated amortization period |  |  | 7 months 6 days |  |  |  |
Employee Stock Purchase Plan |  |  |  |  |  |  |
Stock-Based Compensation |  |  |  |  |  |  |
Unrecognized stock-based compensation |  |  | $ 0.1 |  |  |  |
Full Value Awards |  |  |  |  |  |  |
Stock-Based Compensation |  |  |  |  |  |  |
Unrecognized stock-based compensation |  |  | $ 49.3 |  |  |  |
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 |  |  |  |
Accumulated Deficit |  |  |  |  |  |  |
Stock-Based Compensation |  |  |  |  |  |  |
Cumulative adjustment from adoption of ASU 2016-09 (Topic 718) |  |  |  | $ 0.6 |  | $ 0.6 | $ (24.0)

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- Definition The maximum number of shares (or other type of equity) originally approved (usually by shareholders and board of directors), net of any subsequent amendments and adjustments, for awards under the equity-based compensation plan. As stock or unit options and equity instruments other than options are awarded to participants, the shares or units remain authorized and become reserved for issuance under outstanding awards (not necessarily vested). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a)(3) -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901 + Details
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