Consolidated Statements of Operations (Unaudited) (Parentheticals) - USD ($) $ in Thousands		3 Months Ended
Mar. 02, 2018	Mar. 31, 2018	Mar. 31, 2017
Loss on sale of assets	$ (865)	$ (865)	$ (865)

Amount before tax of gain (loss) not previously recognized resulting from the disposal of a discontinued operation.

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