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v3.21.2

Stock-Based Compensation (Narrative) (Details) - USD ($) $ / shares in Units, $ in Thousands | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Jun. 29, 2021 | Mar. 30, 2021 | Dec. 29, 2020 | Jun. 30, 2020 | Dec. 31, 2019 | Jun. 29, 2021 | Jun. 30, 2020 | Sep. 29, 2020
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |
Stock based compensation expense |  |  |  |  |  | $ 327 | $ 223 |
Stock options exercised, shares |  |  |  |  |  | 170,248 | 15,646 |
Proceeds from stock option exercises |  |  |  |  |  | $ 407 |  |
Stock issued against stock options exercised |  |  |  |  |  |  | 2,413 |
Stock options granted, shares |  |  |  |  |  | 90,000 |  |
Stock options granted, exercise price | $ 3.81 |  |  |  |  | $ 3.81 |  | $ 3.56
Common Stock [Member] |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |
Stock options exercised, shares | 126,918 | 35,346 | 7,984 |  | 2,413 |  |  |
Chief Executive Officer [Member] | 2018 Plan [Member] |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |
Stock options granted, per-share weighted average fair value | $ 1.22 |  |  |  |  |  |  |
Stock options granted, shares | 90,000 |  |  |  |  |  |  |
Stock options granted, exercise price | $ 2.33 |  |  |  |  | $ 2.33 |  |
Director [Member] | 2018 Plan [Member] | Common Stock [Member] |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |
Stock options granted, per-share weighted average fair value | $ 2.78 |  |  |  |  |  |  |
Stock options granted, shares | 12,948 |  |  |  |  |  |  |
Stock Options [Member] |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |
Aggregate Intrinsic Value, Outstanding | $ 358 |  |  |  |  | $ 358 |  |
Aggregate Intrinsic Value, Exercisable | 331 |  |  |  |  | 331 |  |
Remaining total unrecognized compensation cost related to unvested stock-based arrangements | 110 |  |  |  |  | $ 110 |  |
Employee service share-based compensation, nonvested awards, total compensation cost not yet recognized, period for recognition |  |  |  |  |  | 1 year 6 months |  |
Restricted Stock [Member] |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |
Remaining total unrecognized compensation cost related to unvested stock-based arrangements | $ 60 |  |  |  |  | $ 60 |  |
Employee service share-based compensation, nonvested awards, total compensation cost not yet recognized, period for recognition |  |  |  |  |  | 4 months 24 days |  |
Restricted Stock [Member] | Restricted stock units vest three years following the grant date [Member] |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |
Stock options granted, per-share weighted average fair value |  |  |  | $ 1.54 |  |  |  |
Stock options granted, shares |  |  |  | 46,336 |  |  |  |
Restricted Stock [Member] | Restricted stock units vested on their grant date [Member] |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |
Stock options granted, per-share weighted average fair value |  |  |  | $ 1.67 |  |  |  |
Stock options granted, shares |  |  |  | 14,000 |  |  |  |
Restricted Stock [Member] | 2018 Plan [Member] |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |
Stock options granted, shares |  |  |  | 60,336 |  |  |  |
Performance shares [Member] | Chief Executive Officer [Member] | 2018 Plan [Member] |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |
Stock options granted, per-share weighted average fair value | $ 2.77 |  |  |  |  |  |  |
Stock options granted, shares | 10,000 |  |  |  |  |  |  |

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