Earnings (Loss) Per Share (Disclosure of basic and diluted earnings (loss) per share) (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Oct. 01, 2022	Sep. 30, 2023	Oct. 01, 2022
Numerator for basic earnings (loss) per share:
Earnings (loss) from continuing operations	$ (5,680)	$ 2,359	$ (20,158)	$ 4,308
Less: dividends and accretion on preferred stock	(426)	(764)	(1,552)	(2,279)
Earnings (loss) from continuing operations attributable to common shareholders	(6,106)	1,595	(21,710)	2,029
Loss from discontinued operations	(140,143)	(14,293)	(143,126)	(10,203)
Loss attributable to common shareholders	$ (146,249)	$ (12,698)	$ (164,836)	$ (8,174)
Basic weighted-average number of shares outstanding	115,616	107,752	113,700	107,566
Basic earnings (loss) per share:
Earnings (loss) from continuing operations	$ (0.05)	$ 0.01	$ (0.19)	$ 0.02
Loss from discontinued operations	(1.21)	(0.13)	(1.26)	(0.09)
Loss attributable to common shareholders	$ (1.26)	$ (0.12)	$ (1.45)	$ (0.08)
Numerator for diluted earnings (loss) per share:
Earnings (loss) from continuing operations	$ (5,680)	$ 2,359	$ (20,158)	$ 4,308
Less: dividends and accretion on preferred stock	(426)	(764)	(1,552)	(2,279)
Earnings (loss) from continuing operations attributable to common shareholders	(6,106)	1,595	(21,710)	2,029
Loss from discontinued operations	(140,143)	(14,293)	(143,126)	(10,203)
Loss attributable to common shareholders	$ (146,249)	$ (12,698)	$ (164,836)	$ (8,174)
Denominator for diluted earnings (loss) per share:
Basic weighted-average number of shares outstanding	115,616	107,752	113,700	107,566
Diluted weighted-average number of shares outstanding	115,616	109,239	113,700	108,731
Diluted earnings (loss) per share:
Earnings (loss) from continuing operations	$ (0.05)	$ 0.01	$ (0.19)	$ 0.02
Loss from discontinued operations	(1.21)	(0.13)	(1.26)	(0.09)
Loss attributable to common shareholders	$ (1.26)	$ (0.12)	$ (1.45)	$ (0.08)
Stock options, restricted stock units and performance share units [Member]
Denominator for diluted earnings (loss) per share:
Diluted weighted-average number of shares outstanding	0	1,487	0	1,165
Series B-1 Preferred Stock [Member]
Denominator for diluted earnings (loss) per share:
Diluted weighted-average number of shares outstanding	0	0	0	0