Segment Reporting - Reconciliation of Total Segment Profit to Operating Income (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 27, 2020	Jun. 29, 2019	Jun. 27, 2020	Jun. 29, 2019
Segment Reporting [Abstract]
Total Segment Profit	$ 117,884	$ 82,169	$ 221,353	$ 176,290
Amortization	13,216	16,591	29,427	35,248
Unallocated general and administrative expenses	9,956	10,669	16,470	38,642
Operating income	94,712	54,909	175,456	102,400
Interest expense	13,005	11,315	23,564	22,199
Interest income	(213)	(1,623)	(534)	(2,848)
Other (income) expense, net	(477)	(122,015)	401	(122,263)
Income before income tax expense	$ 82,397	$ 167,232	$ 152,025	$ 205,312