Quarterly report pursuant to Section 13 or 15(d)

Cover
- Document And Entity Information
Financial Statements
Notes to Financial Statements
Accounting Policies
- Significant Accounting Policies (Policies)
Notes Tables
Notes Details

Note I - Stock-based Compensation (Details Textual)

v3.20.2

Note I - Stock-based Compensation (Details Textual) - USD ($) $ in Millions			3 Months Ended			9 Months Ended
	May 11, 2020	Feb. 05, 2020	Jun. 27, 2020	Dec. 28, 2019	Jun. 29, 2019	Jun. 27, 2020	Jun. 29, 2019	Feb. 06, 2020
Selling, General and Administrative Expenses [Member]
Share-based Payment Arrangement, Expense			$ 0.7		$ 0.5	$ 2.1	$ 1.8
The 2020 Stock Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized (in shares)								449,714
The 2010 Stock Plan [Member]
Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount, Total			$ 4.5			$ 4.5
Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition (Year)						2 years 4 months 24 days
The 2010 Stock Plan [Member] \| Restricted Stock Units (RSUs) [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period (in shares)	100,000	74,000		66,000
The 2010 Stock Plan [Member] \| Restricted Stock Units (RSUs) [Member] \| Share-based Payment Arrangement, Tranche One [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period (in shares)	50,000
The 2010 Stock Plan [Member] \| Restricted Stock Units (RSUs) [Member] \| Share-based Payment Arrangement, Tranche Two [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period (in shares)	50,000
The 2010 Stock Plan [Member] \| Performance Shares [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period (in shares)				66,000

- Definition

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

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

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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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