Discontinued Operations (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Sep. 24, 2016	Sep. 26, 2015	Sep. 24, 2016	Sep. 26, 2015
Income (loss) from discontinued operations:
Income (loss) from discontinued operations, before taxes	$ (60)	$ (37)	$ 20	$ (193)
Income tax provision (benefit)	(21)	(19)	7	(75)
Income (loss) from discontinued operations	(39)	(18)	13	(118)
Carousel [Member]
Income (loss) from discontinued operations:
Net sales - Carousel operations	0	0	0	417
Income (loss) from Carousel operations	0	(12)	0	(89)
Income on disposal of discontinued operations	0	0	100	0
Previously Discontinued Operations [Member]
Income (loss) from discontinued operations:
Workers' compensation costs from former textile operations	5	(12)	21	(48)
Environmental remediation costs from former textile operations	$ (65)	$ (13)	$ (101)	$ (56)

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