Earnings (Loss) Per Share (Disclosure of basic and diluted earnings (loss) per share) (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended
	Apr. 02, 2022	Apr. 03, 2021
Numerator for basic earnings (loss) per share:
Earnings from continuing operations	$ 654	$ 1,672
Less: dividends and accretion on preferred stock	(755)	(1,953)
Loss from continuing operations attributable to common shareholders	(101)	(281)
Earnings from discontinued operations	3,566	0
Earnings (loss) attributable to common shareholders	$ 3,465	$ (281)
Basic weighted-average number of shares outstanding	107,399	96,120
Denominator for basic earnings (loss) per share:
From continuing operation	$ (0.00)	$ (0.00)
From discontinued operations	0.03	0
Basic earnings per share:	0.03	(0.00)
Diluted Earnings (Loss) per share	$ 0.03	$ (0.00)
Numerator for diluted earnings (loss) per share:
Earnings from continuing operations	$ 654	$ 1,672
Less: dividends and accretion on preferred stock	(755)	(1,953)
Loss from continuing operations attributable to common shareholders	(101)	(281)
Earnings from discontinued operations	3,566	0
Earnings (loss) attributable to common shareholders	$ 3,465	$ (281)
Denominator for diluted earnings (loss) per share:
Basic weighted-average number of shares outstanding	107,399	96,120
Dilutive effect of the following:
Diluted weighted-average number of shares outstanding	107,399	96,120
From continuing operations	$ (0.00)	$ (0.00)
From discontinued operations	$ 0.03	$ 0
Stock options and restricted stock units [Member]
Dilutive effect of the following:
Diluted weighted-average number of shares outstanding	0	0
Series B-1 preferred stock [Member]
Dilutive effect of the following:
Diluted weighted-average number of shares outstanding	0	0