CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (Unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 29, 2019	Jun. 30, 2018	Jun. 29, 2019	Jun. 30, 2018
Statement of Comprehensive Income [Abstract]
Net income	$ 219,210	$ 207,289	$ 296,042	$ 278,722
Change in fair value of interest rate swaps, net of taxes	(2,185)	552	(3,649)	2,384
Total other comprehensive (loss)/income	(2,185)	552	(3,649)	2,384
Total comprehensive income	$ 217,025	$ 207,841	$ 292,393	$ 281,106