Discontinued Operations - Summarized Components of (Loss) Income from Discontinued Operations (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 29, 2020	Mar. 31, 2019
Other (income) expense:
Loss from discontinued operations, pre tax	$ 9,162	$ (5,728)
Discontinued Operations, Held-for-Sale
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Net revenues	6,237	31,540
Cost of revenues	11,358	32,085
Gross loss	(5,121)	(545)
Selling, general and administrative expenses	3,139	5,466
Special and restructuring (recoveries) charges, net	(1,328)	26
Operating loss	(6,932)	(6,037)
Other (income) expense:
Interest (income) expense, net	(7)	86
Other expense, net	5,410	235
Total other expense, net	5,403	321
Loss from discontinued operations, pre tax	(12,335)	(6,358)
Benefit from income tax	(21,497)	(630)
Income (loss) from discontinued operations, net of tax	$ 9,162	$ (5,728)