Condensed Consolidated Statements of Income - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 30, 2019	Mar. 31, 2018
Income Statement [Abstract]
Net Revenues	$ 172,566	$ 150,455
Cost of Sales	136,872	123,700
Gross Profit	35,694	26,755
Selling, General and Administrative Expenses	22,846	19,326
Restructuring Charges	0	2,173
Operating Income	12,848	5,256
Interest Expense	(4,351)	(2,899)
Income Before Taxes	8,497	2,357
Income Tax Expense (Benefit)	1,025	(243)
Net Income	$ 7,472	$ 2,600
Earnings Per Share
Basic earnings per share (in dollars per share)	$ 0.65	$ 0.23
Diluted earnings per share (in dollars per share)	$ 0.64	$ 0.22
Weighted-Average Number of Common Shares Outstanding
Basic (in shares)	11,434	11,346
Diluted (in shares)	11,755	11,613