Business Segments - Summary of Net Sales and Results of Operations and Total Assets by Reportable Segment (Detail) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2018	Mar. 26, 2017	Dec. 31, 2017
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales as reported	$ 386,448	$ 174,220
Income from operations	27,634	3,944
Depreciation and Amortization	24,353	8,370
Capital Expenditures	22,674	16,823
Property, plant, and equipment, net	552,152		$ 536,686
Long-lived intangible assets	201,559		203,473
Total assets	1,617,801		1,551,252
North America [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales as reported	204,150	174,220
Income from operations	13,785	3,944
Depreciation and Amortization	8,797	8,370
Capital Expenditures	10,028	$ 16,823
Property, plant, and equipment, net	251,874		245,178
Total assets	569,798		519,192
Europe [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales as reported	182,298
Income from operations	13,849
Depreciation and Amortization	15,556
Capital Expenditures	12,646
Property, plant, and equipment, net	300,278		291,508
Long-lived intangible assets	201,559		203,473
Total assets	$ 1,048,003		$ 1,032,060