Summary of Significant Accounting Policies - Intangible Assets, Financing Costs, Debt (Details) - $ / shares	3 Months Ended
	Mar. 28, 2020	Mar. 30, 2019
Weighted average common shares outstanding:
Basic	64,047,149	65,586,572
Net effect of potentially dilutive share-based compensation awards (in shares)	37,075	30,583
Diluted (in shares)	64,084,224	65,617,155
Basic (in dollars per share)	$ 0.44	$ 0.26
Diluted (in dollars per share)	$ 0.44	$ 0.26
Antidilutive securities excluded from computation of loss per share	1,102,223	1,167,297