Organization and Summary of Significant Accounting Policies - Range of Options Outstanding (Details)	12 Months Ended
Jun. 28, 2020 $ / shares shares
Range of options outstanding
Number of Options Outstanding \| shares	90,860
Number of Options Exercisable \| shares	90,860
Weighted Average Exercise Price Outstanding	$ 35.88
Weighted Average Exercise Price Exercisable	$ 35.88
Exercise Price Range One
Range of options outstanding
Number of Options Outstanding \| shares	49,660
Number of Options Exercisable \| shares	49,660
Weighted Average Exercise Price Outstanding	$ 26.10
Weighted Average Exercise Price Exercisable	$ 26.10
Weighted Average Remaining Contractual Life Outstanding (In Years)	1 year 7 months 17 days
Exercise Price Range, Lower Range Limit	$ 26.53
Exercise Price Range, Upper Range Limit	$ 25.64
Exercise Price Range Two
Range of options outstanding
Number of Options Outstanding \| shares	32,190
Number of Options Exercisable \| shares	32,190
Weighted Average Exercise Price Outstanding	$ 38.71
Weighted Average Exercise Price Exercisable	$ 38.71
Weighted Average Remaining Contractual Life Outstanding (In Years)	3 years 1 month 20 days
Exercise Price Range	$ 38.71
Exercise Price Range Three
Range of options outstanding
Number of Options Outstanding \| shares	9,010
Number of Options Exercisable \| shares	9,010
Weighted Average Exercise Price Outstanding	$ 79.73
Weighted Average Exercise Price Exercisable	$ 79.73
Weighted Average Remaining Contractual Life Outstanding (In Years)	4 years 1 month 20 days
Exercise Price Range	$ 79.73

Share based compensation shares authorized under stock option plans by exercise price range.

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Share based compensation shares authorized under stock option plans exercise price range.

+ References

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- Definition

The floor of a customized range of exercise prices for purposes of disclosing shares potentially issuable under outstanding stock option awards on all stock option plans and other required information pertaining to awards in the customized range.

+ 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 (g)
-URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901

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- Definition

The number of shares reserved for issuance pertaining to the outstanding exercisable stock options as of the balance sheet date in the customized range of exercise prices for which the market and performance vesting condition has been satisfied.

+ 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 (c)(iii)
-URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901

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- Definition

The number of shares reserved for issuance pertaining to the outstanding stock options as of the balance sheet date for all option plans in the customized range of exercise prices.

+ 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 (c)(1)(i)-(ii)
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- Definition

The ceiling of a customized range of exercise prices for purposes of disclosing shares potentially issuable under outstanding stock option awards on all stock option plans and other required information pertaining to awards in the customized range.

+ References

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- Definition

Weighted average exercise price as of the balance sheet date for those equity-based payment arrangements exercisable and outstanding.

+ 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
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-URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901

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- Definition

The weighted average price as of the balance sheet date at which grantees could acquire the underlying shares with respect to all outstanding stock options which are in the customized range of exercise prices.

+ References

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-Publisher FASB
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- Definition

Weighted average remaining contractual term of outstanding stock options, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 10
-Section 50
-Paragraph 2
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