REVENUE RECOGNITION - Disaggregated Revenue (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 25, 2023	Jun. 26, 2022	Jun. 25, 2023	Jun. 26, 2022
Disaggregation of Revenue [Line Items]
Net sales	$ 4,308,091	$ 4,631,648	$ 8,473,719	$ 8,872,043
Fresh
Disaggregation of Revenue [Line Items]
Net sales	2,746,657	2,970,312	5,367,025	5,705,662
Prepared
Disaggregation of Revenue [Line Items]
Net sales	1,150,223	1,134,490	2,273,109	2,172,354
Export
Disaggregation of Revenue [Line Items]
Net sales	256,601	325,877	502,497	633,085
Other
Disaggregation of Revenue [Line Items]
Net sales	154,610	200,969	331,088	360,942
U.S.
Disaggregation of Revenue [Line Items]
Net sales	2,446,208	2,899,879	4,878,776	5,481,087
U.S. | Fresh
Disaggregation of Revenue [Line Items]
Net sales	1,992,208	2,312,418	3,935,994	4,400,039
U.S. | Prepared
Disaggregation of Revenue [Line Items]
Net sales	221,655	303,963	466,456	559,050
U.S. | Export
Disaggregation of Revenue [Line Items]
Net sales	139,498	141,015	267,773	274,812
U.S. | Other
Disaggregation of Revenue [Line Items]
Net sales	92,847	142,483	208,553	247,186
U.K. and Europe
Disaggregation of Revenue [Line Items]
Net sales	1,310,750	1,245,052	2,550,014	2,437,034
U.K. and Europe | Fresh
Disaggregation of Revenue [Line Items]
Net sales	280,707	232,045	545,370	469,354
U.K. and Europe | Prepared
Disaggregation of Revenue [Line Items]
Net sales	878,720	791,189	1,710,449	1,537,825
U.K. and Europe | Export
Disaggregation of Revenue [Line Items]
Net sales	117,103	184,862	234,724	358,273
U.K. and Europe | Other
Disaggregation of Revenue [Line Items]
Net sales	34,220	36,956	59,471	71,582
Mexico
Disaggregation of Revenue [Line Items]
Net sales	551,133	486,717	1,044,929	953,922
Mexico | Fresh
Disaggregation of Revenue [Line Items]
Net sales	473,742	425,849	885,661	836,269
Mexico | Prepared
Disaggregation of Revenue [Line Items]
Net sales	49,848	39,338	96,204	75,479
Mexico | Export
Disaggregation of Revenue [Line Items]
Net sales	0	0	0	0
Mexico | Other
Disaggregation of Revenue [Line Items]
Net sales	$ 27,543	$ 21,530	$ 63,064	$ 42,174