LONG-TERM DEBT AND OTHER BORROWING ARRANGEMENTS (Schedule of Long-term Debt and Other Borrowing Arrangements) (Details) £ in Millions			9 Months Ended
	Jun. 02, 2018	Sep. 27, 2016	Sep. 30, 2018 USD ($)	May 29, 2018 GBP (£)	Dec. 31, 2017 USD ($)	Sep. 29, 2017	Apr. 17, 2015	Mar. 11, 2015
Debt Instrument [Line Items]
Long-term debt			$ 2,352,982,000		$ 2,709,350,000
Less: Current maturities of long-term debt			(24,026,000)		(47,775,000)
Long-term debt, less current maturities			2,328,956,000		2,661,575,000
Less: Capitalized financing costs			(26,762,000)		(25,958,000)
Long-term debt, less current maturities, net of capitalized financing costs:			$ 2,302,194,000		2,635,617,000
Line of credit | Term note payable at 3.60%
Debt Instrument [Line Items]
Stated interest rate			3.60%
Long-term debt			$ 500,000,000		780,000,000
Line of credit | Revolving note payable at 5.25%
Debt Instrument [Line Items]
Stated interest rate			5.25%
Long-term debt			$ 0		73,262,000
Line of credit | Mexico Credit Facility (defined below) with notes payable at TIIE Rate plus 0.95%
Debt Instrument [Line Items]
Long-term debt			$ 0		76,307,000
Line of credit | Mexico Credit Facility (defined below) with notes payable at TIIE Rate plus 0.95% | TIIE Rate
Debt Instrument [Line Items]
Basis spread on variable rate		0.95%	0.95%
Line of credit | Moy Park Multicurrency Revolving Facility with notes payable at LIBOR rate plus 2.5%
Debt Instrument [Line Items]
Long-term debt			$ 0		9,590,000
Line of credit | Moy Park Multicurrency Revolving Facility with notes payable at LIBOR rate plus 2.5% | London Interbank Offered Rate (LIBOR)
Debt Instrument [Line Items]
Basis spread on variable rate			2.50%
Line of credit | Moy Park France Invoice Discounting Revolver with payables at EURIBOR plus 0.8%
Debt Instrument [Line Items]
Long-term debt			$ 1,479,000		1,815,000
Line of credit | Moy Park France Invoice Discounting Revolver with payables at EURIBOR plus 0.8% | EURIBOR Rate
Debt Instrument [Line Items]
Basis spread on variable rate			0.80%
Line of credit | Moy Park Bank of Ireland Revolving Facility with notes payable at LIBOR or EURIBOR plus 1.25% to 2.00%
Debt Instrument [Line Items]
Long-term debt			$ 0		0
Line of credit | Moy Park Bank of Ireland Revolving Facility with notes payable at LIBOR or EURIBOR plus 1.25% to 2.00% | London Interbank Offered Rate (LIBOR)
Debt Instrument [Line Items]
Basis spread on variable rate	1.25%		1.25%
Line of credit | Moy Park Bank of Ireland Revolving Facility with notes payable at LIBOR or EURIBOR plus 1.25% to 2.00% | EURIBOR Rate
Debt Instrument [Line Items]
Basis spread on variable rate	2.00%		2.00%
Senior notes | Senior notes payable, net of premium and discount at 5.75%
Debt Instrument [Line Items]
Stated interest rate			5.75%					5.75%
Long-term debt			$ 1,002,598,000		754,820,000
Senior notes | Senior notes payable at 5.875%
Debt Instrument [Line Items]
Stated interest rate			5.875%			5.875%
Long-term debt			$ 843,538,000		600,000,000
Senior notes | Senior notes payable at 6.25%
Debt Instrument [Line Items]
Stated interest rate			6.25%				6.25%
Long-term debt			$ 0	£ 65.7	403,444,000
Secured loans
Debt Instrument [Line Items]
Weighted average interest rate			3.73%
Long-term debt			$ 450,000		873,000
Other long-term debt | Capital lease obligations
Debt Instrument [Line Items]
Long-term debt			$ 4,917,000		$ 9,239,000