Debt (Schedule of Long-term Debt) (Details)	3 Months Ended
Debt (Schedule of Long-term Debt) (Details)	Jun. 28, 2025 USD ($)	Jun. 28, 2025 EUR (€)	Jun. 24, 2025 EUR (€)	Dec. 28, 2024 USD ($)	Mar. 31, 2023 USD ($)
Debt Instrument [Line Items]
Debt and Lease Obligation	$ 3,980,326,000			$ 4,041,998,000
Current portion of long-term debt	51,637,000			133,020,000
Long-term debt, net of current portion	3,928,689,000			3,908,978,000
Term A-1 Facility \| Senior Secured Facilities
Debt Instrument [Line Items]
Long-term debt	0			396,634,000
Long-term Debt, Gross	0			397,000,000
Unamortized Debt Issuance Expense	0			(366,000)
Term A-2 Facility \| Senior Secured Facilities
Debt Instrument [Line Items]
Long-term debt	0			471,366,000
Long-term Debt, Gross	0			471,875,000
Unamortized Debt Issuance Expense	0			(509,000)
Term A-3 Facility \| Senior Secured Facilities
Debt Instrument [Line Items]
Line of credit outstanding					$ 300,000,000.0
Long-term debt	0			297,190,000
Long-term Debt, Gross	0			297,750,000
Unamortized Debt Issuance Expense	0			(560,000)
Term A-4 Facility \| Senior Secured Facilities
Debt Instrument [Line Items]
Line of credit outstanding					$ 500,000,000.0
Long-term debt	0			480,586,000
Long-term Debt, Gross	0			481,250,000
Unamortized Debt Issuance Expense	0			(664,000)
Senior Notes \| Senior Notes 6% Due 2030
Debt Instrument [Line Items]
Long-term debt	994,834,000			994,395,000
Long-term Debt, Gross	1,000,000,000			1,000,000,000
Less unamortized deferred loan costs net of bond premium	$ (5,166,000)			(5,605,000)
Stated interest rate	6.00%	6.00%
Debt instrument, interest rate, effective percentage	6.12%	6.12%
Senior Notes \| Senior Notes 5.25% Due 2027
Debt Instrument [Line Items]
Long-term debt	$ 498,160,000			497,678,000
Long-term Debt, Gross	500,000,000			500,000,000
Unamortized Debt Issuance Expense	$ (1,840,000)			(2,322,000)
Stated interest rate	5.25%	5.25%
Debt instrument, interest rate, effective percentage	5.47%	5.47%
Senior Notes \| Senior Notes 3.625% Due 2026
Debt Instrument [Line Items]
Long-term debt	$ 0			535,191,000
Long-term Debt, Gross	0			536,733,000
Unamortized Debt Issuance Expense	$ 0			(1,542,000)
Stated interest rate	3.625%	3.625%
Debt instrument, interest rate, effective percentage	3.83%	3.83%
Senior Notes \| Senior Notes 4.5% Due 2032
Debt Instrument [Line Items]
Line of credit outstanding \| €		€ 750,000,000.0
Long-term debt	$ 868,528,000			0
Long-term Debt, Gross	879,225,000			0
Unamortized Debt Issuance Expense	$ (10,697,000)			0
Stated interest rate	4.50%	4.50%	4.50%
Debt instrument, interest rate, effective percentage	4.70%	4.70%
Debt face amount \| €			€ 750,000,000.0
Debt issuance costs	$ 10,600,000
Notes Payable, Other Payables
Debt Instrument [Line Items]
Long-term debt	71,821,000			101,958,000
Secured Debt \| Senior Secured Facilities
Debt Instrument [Line Items]
Line of credit, maximum borrowing capacity	2,900,000,000
Term A Facility \| Senior Secured Facilities
Debt Instrument [Line Items]
Line of credit outstanding	900,000,000.0
Long-term debt	895,827,000			0
Long-term Debt, Gross	900,000,000			0
Unamortized Debt Issuance Expense	(4,173,000)			0
Revolving Credit Facility \| Senior Secured Facilities
Debt Instrument [Line Items]
Line of credit outstanding \| €		€ 124,000,000.0
Line of credit, maximum borrowing capacity	2,000,000,000.0
Debt issuance costs	7,500,000
Revolving Credit Facility \| Line of Credit \| Senior Secured Facilities
Debt Instrument [Line Items]
Line of credit outstanding	171,200,000	146,000,000.0		0
Long-term debt	651,156,000			$ 267,000,000
Term A-1 Facility \| Senior Secured Facilities
Debt Instrument [Line Items]
Debt face amount	395,000,000.0
Term A Facility \| Senior Secured Facilities
Debt Instrument [Line Items]
Debt face amount	$ 900,000,000.0
Term A Facility \| Secured Debt \| Senior Secured Facilities
Debt Instrument [Line Items]
Basis spread on variable rate	1.75%
Term A Facility \| Secured Debt \| Senior Secured Facilities \| Minimum
Debt Instrument [Line Items]
Basis spread on variable rate	1.50%
Letter of Credit \| Senior Secured Facilities
Debt Instrument [Line Items]
Line of credit outstanding	$ 600,000
Line of credit, maximum borrowing capacity	50,000,000.0
Swingline Sub-Facility \| Senior Secured Facilities
Debt Instrument [Line Items]
Line of credit outstanding \| €		€ 22,000,000.0
Line of credit, maximum borrowing capacity	50,000,000.0
Term A-3 Facility \| Senior Secured Facilities
Debt Instrument [Line Items]
Debt face amount	$ 296,300,000

DARLING INGREDIENTS INC. 10-Q