Stock-Based Compensation - Stock Based Compensation Total Cost Charged Against Income (Details) - USD ($) $ in Thousands	12 Months Ended
Jun. 28, 2020	Jun. 30, 2019	Jun. 24, 2018
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Compensation cost	$ 3,510	$ 2,648	$ 4,926
Stock options [Member]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Compensation cost	1,265	671	884
RSUs and VSUs [Member]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Compensation cost	$ 2,245	$ 1,977	$ 4,042

Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5047-113901

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SAB Topic 14.F)
-URI http://asc.fasb.org/extlink&oid=115993241&loc=d3e301413-122809

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (h)(1)(i)
-URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration