LONG-TERM DEBT AND OTHER BORROWING ARRANGEMENTS (Narrative) (Details) € in Millions								1 Months Ended	9 Months Ended
	May 08, 2017 USD ($)	Sep. 27, 2016 MXN	Jan. 29, 2016 GBP (£)	Apr. 22, 2015 USD ($)	Mar. 12, 2015 USD ($)	Feb. 11, 2015 USD ($)	Jun. 30, 2009 EUR (€)	Sep. 30, 2016 EUR (€)	Sep. 24, 2017 USD ($)	Nov. 02, 2017 GBP (£)	Sep. 29, 2017 USD ($)	Sep. 24, 2017 EUR (€)	Sep. 08, 2017 GBP (£)	Dec. 25, 2016 USD ($)	Apr. 17, 2015 GBP (£)	Mar. 19, 2015 MXN	Mar. 19, 2015 GBP (£)	Mar. 11, 2015 USD ($)	May 29, 2014 GBP (£)
Debt Instrument [Line Items]
Long-term debt									$ 2,629,080,000					$ 1,429,981,000
2015 US Credit Facility | Radobank | London Interbank Offered Rate (LIBOR)
Debt Instrument [Line Items]
Basis spread on variable rate	1.50%
2015 US Credit Facility | Radobank | London Interbank Offered Rate (LIBOR) | Minimum
Debt Instrument [Line Items]
Basis spread on variable rate	1.25%
2015 US Credit Facility | Radobank | London Interbank Offered Rate (LIBOR) | Maximum
Debt Instrument [Line Items]
Basis spread on variable rate	2.75%
2015 US Credit Facility | Radobank | Base Rate
Debt Instrument [Line Items]
Basis spread on variable rate	0.50%
2015 US Credit Facility | Radobank | Base Rate | Minimum
Debt Instrument [Line Items]
Basis spread on variable rate	0.25%
2015 US Credit Facility | Radobank | Base Rate | Maximum
Debt Instrument [Line Items]
Basis spread on variable rate	1.75%
2015 US Credit Facility | Radobank | Line of credit
Debt Instrument [Line Items]
Repayments of lines of credit					$ 350,000,000
Available increase to aggregate revolving loan commitment	$ 1,000,000,000.0
Quarterly principal payment required, percent of original principal amount	1.25%
Current borrowing capacity									631,900,000
Letters of credit outstanding									$ 44,800,000
Credit facility, capital expenditures limit						$ 500,000,000.0
2015 US Credit Facility | Radobank | Line of credit | U.S. and Puerto Rico Subsidiaries
Debt Instrument [Line Items]
Percentage of equity interest guaranteed for debt						100.00%
2015 US Credit Facility | Radobank | Line of credit | Foreign Subsidiaries
Debt Instrument [Line Items]
Percentage of equity interest guaranteed for debt						65.00%
Term note payable at 2.55% | Line of credit
Debt Instrument [Line Items]
Stated interest rate									2.55%			2.55%
Long-term debt									$ 790,000,000					500,000,000
Term note payable at 2.55% | Radobank | Line of credit
Debt Instrument [Line Items]
Repayments of lines of credit				$ 150,000,000.0
Maximum borrowing capacity	$ 800,000,000.0
Long-term debt									$ 790,000,000
Revolving note payable at 2.48% | Line of credit
Debt Instrument [Line Items]
Stated interest rate									2.48%			2.48%
Long-term debt									$ 73,262,000					0
Revolving note payable at 2.48% | Radobank | Line of credit
Debt Instrument [Line Items]
Maximum borrowing capacity	$ 750,000,000.0
Outstanding borrowings									73,300,000
Mexico Credit Facility (defined below) with notes payable at TIIE Rate plus 0.95% | Line of credit
Debt Instrument [Line Items]
Maximum borrowing capacity		MXN 1,500,000,000.0							84,524,000.000
Long-term debt									84,524,000					23,304,000
Current borrowing capacity									100,000
Outstanding borrowings									$ 84,500,000
Interest rate on short-term credit facility amounts outstanding									8.33%			8.33%
Mexico Credit Facility (defined below) with notes payable at TIIE Rate plus 0.95% | Line of credit | TIIE Rate
Debt Instrument [Line Items]
Basis spread on variable rate		0.95%							0.95%
Moy Park Multicurrency Revolving Facility with notes payable at LIBOR rate plus 2.5% | Line of credit
Debt Instrument [Line Items]
Maximum borrowing capacity									$ 26,800,000.0								£ 20,000,000.0
Long-term debt									$ 9,953,000					11,985,000
Current borrowing capacity | MXN																MXN 16,800,000
Moy Park Multicurrency Revolving Facility with notes payable at LIBOR rate plus 2.5% | Line of credit | London Interbank Offered Rate (LIBOR)
Debt Instrument [Line Items]
Basis spread on variable rate			1.50%						2.50%
Moy Park Receivables Finance Agreement | Line of credit
Debt Instrument [Line Items]
Long-term debt									$ 0					0
Moy Park France Invoice Discounting Revolver with payables at EURIBOR plus 0.8% | Line of credit
Debt Instrument [Line Items]
Maximum borrowing capacity									35,700,000
Long-term debt									3,930,000					8,918,000
Current borrowing capacity									$ 31,800,000
Moy Park France Invoice Discounting Revolver with payables at EURIBOR plus 0.8% | Receivables Finance Agreement
Debt Instrument [Line Items]
Maximum borrowing capacity | €							€ 20.0					€ 30.0
Line of credit facility limit increase | €								€ 10.0
Moy Park France Invoice Discounting Revolver with payables at EURIBOR plus 0.8% | Receivables Finance Agreement | EURIBOR Rate
Debt Instrument [Line Items]
Basis spread on variable rate							0.80%		0.80%
Senior notes | Senior notes payable at 5.75%
Debt Instrument [Line Items]
Aggregate principal amount																		$ 500,000,000
Stated interest rate									5.75%			5.75%						5.75%
Long-term debt									$ 500,000,000					500,000,000
Senior notes | Senior notes payable at 5.75% | Subsequent Event
Debt Instrument [Line Items]
Aggregate principal amount											$ 250,000,000
Senior notes | Senior notes payable at 5.875% | Subsequent Event
Debt Instrument [Line Items]
Aggregate principal amount											$ 600,000,000.0
Stated interest rate											5.875%
Senior notes | Senior notes payable at 6.25%
Debt Instrument [Line Items]
Aggregate principal amount | £															£ 100,000,000				£ 200,000,000
Stated interest rate									6.25%			6.25%							6.25%
Long-term debt									$ 401,982,000					$ 369,736,000
Senior notes | Senior notes payable at 6.25% | Subsequent Event
Debt Instrument [Line Items]
Tendered amount | £										£ 1,185,000
Line of credit | Moy Park Receivables Finance Agreement | Line of credit
Debt Instrument [Line Items]
Maximum borrowing capacity			£ 45,000,000						60,300,000
Long-term debt									0
Line of credit, accordion feature			£ 15,000,000						$ 20,100,000
Line of credit | Moy Park Receivables Finance Agreement | Line of credit | London Interbank Offered Rate (LIBOR)
Debt Instrument [Line Items]
Basis spread on variable rate			1.50%
Subordinated Debt
Debt Instrument [Line Items]
Long-term debt | £													£ 562,500,000
Subordinated Debt | JBS S.A. Promissory Note | From and after November 8, 2017 and prior to January 7, 2018
Debt Instrument [Line Items]
Stated interest rate													4.00%
Subordinated Debt | JBS S.A. Promissory Note | From and after January 7, 2018 and prior to March 8, 2018
Debt Instrument [Line Items]
Stated interest rate													6.00%
Subordinated Debt | JBS S.A. Promissory Note | From and after March 8, 2018
Debt Instrument [Line Items]
Stated interest rate													8.00%