Consolidated Statements of Stockholders’ Equity - USD ($) $ in Thousands	Total	Commodity Contract	Interest Rate Swap	Foreign Exchange Contract	Stockholders' equity attributable to Darling	Stockholders' equity attributable to Darling Commodity Contract	Stockholders' equity attributable to Darling Interest Rate Swap	Stockholders' equity attributable to Darling Foreign Exchange Contract	Common Stock	Additional Paid-In Capital	Treasury Stock	Accumulated Other Comprehensive Loss	Accumulated Other Comprehensive Loss Commodity Contract	Accumulated Other Comprehensive Loss Interest Rate Swap	Accumulated Other Comprehensive Loss Foreign Exchange Contract	Retained Earnings	Non-controlling Interests
Balance (in shares) at Jan. 01, 2022									160,792,004
Stockholders' Equity, Beginning Balance at Jan. 01, 2022	$ 3,347,785				$ 3,280,960				$ 1,717	$ 1,627,816	$ (374,721)	$ (321,690)				$ 2,347,838	$ 66,825
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	190,731				188,053											188,053	2,678
Pension adjustments, net of tax	429				429							429
Derivative adjustments		$ (22,058)	$ 0	$ 29,435		$ (22,058)		$ 29,435					$ (22,058)		$ 29,435
Foreign currency translation adjustments	3,382				2,515							2,515					867
Issuance of non-vested stock (in shares)									5,000
Issuance of non-vested stock	18				18					18
Stock-based compensation	6,305				6,305					6,305
Treasury stock (in shares)									(938,113)
Treasury stock	(64,185)				(64,185)						(64,185)
Issuance of common stock (in shares)									1,644,866
Issuance of common stock	3,808				3,808				$ 17	3,791
Balance (in shares) at Apr. 02, 2022									161,503,757
Stockholders' Equity, Ending Balance at Apr. 02, 2022	3,495,650				3,425,280				$ 1,734	1,637,930	(438,906)	(311,369)				2,535,891	70,370
Balance (in shares) at Dec. 31, 2022									159,969,596
Stockholders' Equity, Beginning Balance at Dec. 31, 2022	3,896,490				3,809,023				$ 1,736	1,660,084	(554,451)	(383,874)				3,085,528	87,467
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	189,855				185,801											185,801	4,054
Deductions to noncontrolling interests	(3,441)																(3,441)
Addition to noncontrolling interests	1,643																1,643
Pension adjustments, net of tax	327				327							327
Derivative adjustments		$ 21,124	$ 720	$ 5,620		$ 21,124	$ 720	$ 5,620					$ 21,124	$ 720	$ 5,620
Foreign currency translation adjustments	56,217				56,875							56,875					(658)
Issuance of non-vested stock	47				47					47
Stock-based compensation	11,806				11,806					11,806
Treasury stock (in shares)									(1,039,462)
Treasury stock	(60,510)				(60,510)						(60,510)
Issuance of common stock (in shares)									633,972
Issuance of common stock	1,701				1,701				$ 6	1,695
Balance (in shares) at Apr. 01, 2023									159,564,106
Stockholders' Equity, Ending Balance at Apr. 01, 2023	4,121,599				4,032,534				$ 1,742	1,673,632	(614,961)	(299,208)				3,271,329	89,065
Balance (in shares) at Dec. 31, 2022									159,969,596
Stockholders' Equity, Beginning Balance at Dec. 31, 2022	$ 3,896,490				$ 3,809,023				$ 1,736	$ 1,660,084	$ (554,451)	$ (383,874)				$ 3,085,528	$ 87,467