Discontinued Operations (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 29, 2018	Dec. 30, 2017	Dec. 31, 2016
Income (loss) from discontinued operations:
Income (loss) from discontinued operations, before taxes	$ 95	$ (380)	$ (218)
Income tax benefit	0	(147)	(87)
Income (loss) from discontinued operations, net of tax	95	(233)	(131)
Discontinued Operation, Gain (Loss) on Disposal of Discontinued Operation, Net of Tax [Abstract]
Income on disposal of discontinued operations, net of tax	0	0	60
Carousel [Member]
Discontinued Operation, Gain (Loss) on Disposal of Discontinued Operation, Net of Tax [Abstract]
Income on disposal of Carousel discontinued operations before income taxes	0	0	100
Income tax provision	0	0	40
Income on disposal of discontinued operations, net of tax	0	0	60
Previously Discontinued Operations [Member]
Income (loss) from discontinued operations:
Workers' compensation costs from former textile operations	212	(155)	(2)
Environmental remediation costs from former textile operations	$ (117)	$ (225)	$ (216)

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