Segment Information - Schedule of Geographic Information (Details) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 29, 2018	Sep. 29, 2018	Jun. 30, 2018	Mar. 31, 2018	Dec. 30, 2017	Sep. 30, 2017	Jul. 01, 2017	Apr. 01, 2017	Dec. 29, 2018	Dec. 30, 2017		Dec. 31, 2016
Revenues from External Customers and Long-Lived Assets [Line Items]
Gain on sale of assets, net									$ (253)	$ (1,491)	[1],[2]	$ 0	[1],[2]
Net sales	$ 559,087	$ 645,958	$ 662,773	$ 640,060	$ 523,524	$ 550,363	$ 614,266	$ 577,920	2,507,878	2,266,073	[2]	2,055,622	[2]
Long-lived assets	370,633				304,321				370,633	304,321		295,231
Reportable Geographical Components [Member] | United States [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales									1,820,857	1,556,825		1,400,893
Long-lived assets	295,735				238,752				295,735	238,752		223,099
Reportable Geographical Components [Member] | United Kingdom [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales									245,458	231,039		197,039
Long-lived assets	16,313				17,661				16,313	17,661		15,978
Reportable Geographical Components [Member] | Canada [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales									292,798	280,140		237,162
Long-lived assets	33,144				21,327				33,144	21,327		18,928
Reportable Geographical Components [Member] | Asia [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales									59,730	121,295		149,875
Long-lived assets	24,930				25,973				24,930	25,973		36,722
Reportable Geographical Components [Member] | Mexico [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales									89,035	76,774		70,653
Long-lived assets	$ 511				$ 608				$ 511	$ 608		$ 504

[1] The Consolidated Statements of Cash Flows for prior periods have been adjusted to reflect the adoption of ASU 2016-18, Statement of Cash Flows (Topic 230): Restricted Cash. The Consolidated Statements of Cash Flows reflect the changes during the periods in the total of cash, cash equivalents, and restricted cash. Therefore, restricted cash activity is included with cash when reconciling the beginning-of-period and end-of-period total amounts shown. Refer to Note 1 for further discussion.

[2] The Consolidated Statements of Income for prior periods have been adjusted to reflect the adoption of ASU 2017-07, Compensation - Retirement Benefits (Topic 715): Improving the Presentation of Net Periodic Pension Cost and Net Periodic Postretirement Benefit Cost. The components of net periodic benefit cost (income) other than the service cost component are included in other income, net in the Consolidated Statements of Income. Refer to Note 1 for further discussion.