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Goodwill
9 Months Ended
Sep. 29, 2018
Intangible Asset Disclosure Text Block [Abstract]  
Goodwill
Goodwill

Changes in the carrying amount of goodwill (in thousands):
 
Feed Ingredients
Food Ingredients
Fuel Ingredients
Total
Balance at December 30, 2017
 
 
 
 
Goodwill
$
848,167

$
344,471

$
124,369

$
1,317,007

Accumulated impairment losses
(15,914
)


(15,914
)
 
832,253

344,471

124,369

1,301,093

Goodwill acquired during year
19,629



19,629

Goodwill disposed of during year
(61,088
)
(371
)

(61,459
)
Goodwill impaired during year

(461
)

(461
)
Foreign currency translation
(13,185
)
(7,786
)
(4,286
)
(25,257
)
Balance at September 29, 2018
 

 

 
 

Goodwill
793,523

336,314

120,083

1,249,920

Accumulated impairment losses
(15,914
)
(461
)

(16,375
)
 
$
777,609

$
335,853

$
120,083

$
1,233,545