Consolidated Statements of Operations - USD ($) $ in Thousands	3 Months Ended
	Mar. 28, 2020	Mar. 30, 2019
Consolidated Statements of Operations
Net sales	$ 449,370	$ 412,734
Cost of goods sold	344,454	324,655
Gross profit	104,916	88,079
Operating expenses:
Selling, general and administrative expenses	39,973	38,297
Amortization expense	4,723	4,491
Operating income	60,220	45,291
Other income and expenses:
Interest expense, net	26,039	23,074
Other income	(453)	(258)
Income before income tax expense	34,634	22,475
Income tax expense	6,542	5,684
Net income	$ 28,092	$ 16,791
Weighted average shares outstanding:
Basic (in shares)	64,047,149	65,586,572
Diluted (in shares)	64,084,224	65,617,155
Earnings per share:
Basic (in dollars per share)	$ 0.44	$ 0.26
Diluted (in dollars per share)	0.44	0.26
Cash dividends declared per share (in dollars per share)	$ 0.475	$ 0.475