Stock-Based Compensation (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Dec. 27, 2020	Dec. 29, 2019	Dec. 27, 2020	Dec. 29, 2019
Stock Options [Member]
Share-based Arrangement [Abstract]
Stock-based compensation expense recognized	$ 0	$ 0
Unamortized stock-based compensation expense	$ 0		$ 0
Summary of Shares of Common Stock Subject to Outstanding Stock Options [Roll Forward]
Outstanding at beginning of year (in shares)			206,750	216,550
Granted (in shares)			0	0
Exercised (in shares)			0	0
Forfeited/Canceled/Expired (in shares)			0	0
Outstanding at end of period (in shares)	206,750	216,550	206,750	216,550
Exercisable at end of Period (in shares)	206,750	216,550	206,750	216,550
Restricted Stock Units [Member]
Share-based Arrangement [Abstract]
Stock-based compensation expense recognized	$ 0	$ 0
Unamortized stock-based compensation expense	$ 0		$ 0
Summary of Restricted Stock Units [Roll forward]
Unvested Beginning Balance (in shares)			0
Granted (in shares)			0
Vested (in shares)			0
Forfeited (in shares)			0
Unvested Ending Balance (in shares)	0		0

Amount of noncash expense (credit) for share-based payment arrangement.

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- Definition

Amount of cost not yet recognized for nonvested award under share-based payment arrangement.

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The number of equity-based payment instruments, excluding stock (or unit) options, that were forfeited during the reporting period.

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The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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- Definition

The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date.

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A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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The number of equity-based payment instruments, excluding stock (or unit) options, that vested during the reporting period.

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- Definition

The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option plan.

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- Definition

The number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan.

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Gross number of share options (or share units) granted during the period.

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Number of options outstanding, including both vested and non-vested options.

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Number of share options (or share units) exercised during the current period.

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