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Restatements and Reclassifications - Schedule of Income Statement Table (Details) - USD ($) $ / shares in Units, $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jul. 02, 2022 | Jul. 03, 2021 | Jul. 02, 2022 | Jul. 03, 2021
Operating income (loss) | $ 8,982 | $ (2,852) | $ 7,890 | $ (4,961)
Interest expense, net | (61) | (125) | (253) | (198)
Income (loss) from operations before provision for income taxes | 8,878 | $ (4,774) | 10,092 | $ (4,274)
Basic and diluted income (loss) per share from continuing operations |  | $ (1.68) |  | $ (1.12)
Basic and diluted income per share from continuing operations |  | (1.68) |  | (1.12)
Basic income (loss) per share from discontinued operations |  | 0.39 |  | 0.81
Diluted income (loss) per share from discontinued operations |  | 0.39 |  | 0.81
Basic income (loss) per share |  | (2.07) |  | (1.94)
Diluted income (loss) per share |  | $ (2.07) |  | $ (1.94)
Previously Reported |  |  |  |
Gain on sale of GeoTraq | (12,091) |  | (12,091) |
Operating income (loss) | 10,832 |  | 9,740 |
Interest expense, net | (98) |  | (290) |
Total other income (expense), net | (141) |  | 2,165 |
Selling, general and administrative expenses | 2,908 |  | 5,853 |
Income (loss) from operations before provision for income taxes | 10,691 |  | 11,905 |
Net income (loss) from continuing operations | 10,687 |  | 11,898 |
Net income from discontinued operations, net of tax | 0 |  | 0 |
Net income (loss) | $ 10,687 |  | $ 11,898 |
Basic and diluted income (loss) per share from continuing operations | $ 3.39 |  | $ 3.78 |
Basic and diluted income per share from continuing operations | 3.39 |  | 3.78 |
Basic income (loss) per share from discontinued operations | 0 |  | 0 |
Diluted income (loss) per share from discontinued operations | 0 |  | 0 |
Basic income (loss) per share | 3.39 |  | 3.78 |
Diluted income (loss) per share | $ 3.06 |  | $ 3.40 |
Effect of Restatement |  |  |  |
Gain on sale of GeoTraq | $ 12,091 |  | $ 12,091 |
Operating income (loss) | (12,089) |  | (12,085) |
Interest expense, net | (37) |  | (37) |
Total other income (expense), net | (37) |  | (37) |
Selling, general and administrative expenses | (2) |  | (6) |
Income (loss) from operations before provision for income taxes | (12,052) |  | (12,048) |
Net income (loss) from continuing operations | (12,052) |  | (12,048) |
Net income from discontinued operations, net of tax | 10,239 |  | 10,235 |
Net income (loss) | $ (1,813) |  | $ (1,813) |
Basic and diluted income (loss) per share from continuing operations | $ (3.83) |  | $ (3.82) |
Basic and diluted income per share from continuing operations | (3.83) |  | (3.82) |
Basic income (loss) per share from discontinued operations | 3.25 |  | 3.25 |
Diluted income (loss) per share from discontinued operations | 2.93 |  | 2.93 |
Basic income (loss) per share | (0.58) |  | (0.58) |
Diluted income (loss) per share | $ (0.52) |  | $ (0.52) |
As Restated |  |  |  |
Gain on sale of GeoTraq | $ 0 |  | $ 0 |
Operating income (loss) | (1,257) | $ (1,907) | (2,345) | $ (3,077)
Interest expense, net | (61) | (125) | (253) | (198)
Other income, net | 333 | 22 | 359 | 22
Total other income (expense), net | (104) | (1,922) | 2,202 | 687
Selling, general and administrative expenses | 2,906 | 3,650 | 5,847 | 6,241
Income (loss) from operations before provision for income taxes | (1,361) | $ (3,829) | (143) | $ (2,390)
Net income (loss) from continuing operations | (1,365) |  | (150) |
Net income from discontinued operations, net of tax | 10,239 |  | 10,235 |
Net income (loss) | $ 8,874 |  | $ 10,085 |
Basic and diluted income (loss) per share from continuing operations | $ (0.43) | $ (1.68) | $ (0.05) | $ (1.12)
Basic and diluted income per share from continuing operations | (0.43) | (1.68) | (0.05) | (1.12)
Basic income (loss) per share from discontinued operations | 3.25 | 0.39 | 3.25 | 0.81
Diluted income (loss) per share from discontinued operations | 2.93 | 0.39 | 2.93 | 0.81
Basic income (loss) per share | 2.82 | (2.07) | 3.20 | (1.94)
Diluted income (loss) per share | $ 2.54 | $ (2.07) | $ 2.88 | $ (1.94)

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