Quarterly report pursuant to Section 13 or 15(d)

Note I - Stock-based Compensation (Details Textual)

v3.20.1
Note I - Stock-based Compensation (Details Textual) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Feb. 05, 2020
Sep. 29, 2019
Mar. 28, 2020
Mar. 30, 2019
Mar. 28, 2020
Mar. 30, 2019
Feb. 06, 2020
Share-based Payment Arrangement, Expense     $ 0.5 $ 0.6 $ 1.4 $ 1.3  
The 2020 Stock Plan [Member]              
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized (in shares)             449,714
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period (in shares)         0    
The 2010 Stock Plan [Member]              
Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount, Total     $ 4.0   $ 4.0    
Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition (Year)         2 years 219 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) 74,000 60,000          
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)   60,000