Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	12 Months Ended
	Dec. 29, 2018	Dec. 30, 2017	Dec. 31, 2016
Net income	$ 105,944	$ 133,354	$ 107,224
Other comprehensive income (Loss), net of tax:
Foreign currency translation adjustments	(87,474)	121,810	(5,593)
Pension adjustments	(2,730)	5,829	(1,016)
Total other comprehensive income/(loss), net of tax	(90,787)	126,543	(5,984)
Total comprehensive income	15,157	259,897	101,240
Comprehensive income attributable to noncontrolling interests	3,894	947	3,015
Comprehensive income/(loss) attributable to Darling	11,263	258,950	98,225
Natural Gas Swap [Member]
Other comprehensive income (Loss), net of tax:
Total derivatives, net of tax	23	(18)	0
Corn Option [Member]
Other comprehensive income (Loss), net of tax:
Total derivatives, net of tax	(1,687)	(1,078)	625
Foreign Exchange Contract [Member]
Other comprehensive income (Loss), net of tax:
Total derivatives, net of tax	$ 1,081	$ 0	$ 0