REPORTABLE SEGMENTS - Schedule of Segment Reporting, Goodwill and Assets (Details) - USD ($) $ in Thousands	Sep. 26, 2021	Dec. 27, 2020
Segment Reporting Information [Line Items]
Total assets by reportable segment	$ 8,832,843	$ 7,474,497
Long-lived assets by reportable segment	3,148,945	2,946,377
Eliminations
Segment Reporting Information [Line Items]
Total assets by reportable segment	(2,918,153)	(1,961,171)
Long-lived assets by reportable segment	(3,743)	(3,783)
U.S. | Operating Segments
Segment Reporting Information [Line Items]
Total assets by reportable segment	6,472,756	5,189,021
Long-lived assets by reportable segment	1,850,525	1,815,460
U.K. and Europe | Operating Segments
Segment Reporting Information [Line Items]
Total assets by reportable segment	4,146,047	3,034,219
Long-lived assets by reportable segment	1,022,966	842,049
Mexico | Operating Segments
Segment Reporting Information [Line Items]
Total assets by reportable segment	1,132,193	1,212,428
Long-lived assets by reportable segment	$ 279,197	$ 292,651