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Business Segments (Details) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2016 | Oct. 01, 2016 | Jul. 02, 2016 | Apr. 02, 2016 | Jan. 02, 2016 | Oct. 03, 2015 | Jul. 04, 2015 | Apr. 04, 2015 | Dec. 31, 2016 | Jan. 02, 2016 | Jan. 03, 2015
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Net Sales |  | $ 887,277 | $ 853,856 | $ 877,341 | $ 779,641 | $ 809,675 | $ 853,762 | $ 859,315 | $ 874,694 | $ 3,398,115 | $ 3,397,446 | $ 3,956,443
Cost of sales and operating expenses |  |  |  |  |  |  |  |  |  | 2,641,734 | 2,654,025 | 3,123,171
Selling, general and administrative expense |  |  |  |  |  |  |  |  |  | 314,005 | 322,574 | 374,580
Depreciation and amortization |  |  |  |  |  |  |  |  |  | 289,908 | 269,904 | 269,517
Segment operating income/(loss) |  | 35,380 | 35,528 | 54,467 | 26,692 | 32,719 | 38,808 | 39,292 | 31,825 | 152,067 | 142,644 | 164,508
Equity in net income of unconsolidated subsidiaries |  |  |  |  |  |  |  |  |  | 70,379 | 73,416 | 65,609
Total other expense |  |  |  |  |  |  |  |  |  | (99,907) | (117,280) | (148,665)
Income before income taxes |  | 47,893 | $ 28,146 | $ 41,974 | $ 4,526 | 84,737 | $ 502 | $ 9,602 | $ 3,939 | 122,539 | 98,780 | 81,452
Segment assets |  | 4,698,017 |  |  |  | 4,760,619 |  |  |  | 4,698,017 | 4,760,619 |
Capital expenditures: | [1] |  |  |  |  |  |  |  |  | 243,523 | 229,848 | 228,918
Long-Lived Assets |  | 3,804,715 |  |  |  | 3,828,831 |  |  |  | 3,804,715 | 3,828,831 |
North America |  |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Net Sales |  |  |  |  |  |  |  |  |  | 1,817,659 | 1,951,421 | 2,131,978
Long-Lived Assets |  | 2,411,489 |  |  |  | 2,375,919 |  |  |  | 2,411,489 | 2,375,919 |
Europe |  |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Net Sales |  |  |  |  |  |  |  |  |  | 1,225,397 | 1,066,779 | 1,438,320
Long-Lived Assets |  | 1,158,087 |  |  |  | 1,215,341 |  |  |  | 1,158,087 | 1,215,341 |
China |  |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Net Sales |  |  |  |  |  |  |  |  |  | 218,480 | 234,978 | 229,876
Long-Lived Assets |  | 152,150 |  |  |  | 169,832 |  |  |  | 152,150 | 169,832 |
South America |  |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Net Sales |  |  |  |  |  |  |  |  |  | 61,276 | 68,226 | 73,241
Long-Lived Assets |  | 74,837 |  |  |  | 60,396 |  |  |  | 74,837 | 60,396 |
Other |  |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Net Sales |  |  |  |  |  |  |  |  |  | 75,303 | 76,042 | 83,028
Long-Lived Assets |  | 8,152 |  |  |  | 7,343 |  |  |  | 8,152 | 7,343 |
Feed Ingredients [Member] |  |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Net Sales |  |  |  |  |  |  |  |  |  | 2,089,145 | 2,074,333 | 2,421,462
Cost of sales and operating expenses |  |  |  |  |  |  |  |  |  | 1,624,858 | 1,613,402 | 1,864,835
Gross Margin |  |  |  |  |  |  |  |  |  | 464,287 | 460,931 | 556,627
Selling, general and administrative expense |  |  |  |  |  |  |  |  |  | 169,648 | 178,624 | 205,484
Acquisition costs |  |  |  |  |  |  |  |  |  | 0 | 0 | 0
Depreciation and amortization |  |  |  |  |  |  |  |  |  | 178,845 | 165,854 | 158,871
Segment operating income/(loss) |  |  |  |  |  |  |  |  |  | 115,794 | 116,453 | 192,272
Equity in net income of unconsolidated subsidiaries |  |  |  |  |  |  |  |  |  | 467 | 1,521 | 1,842
Segment income |  |  |  |  |  |  |  |  |  | 116,261 | 117,974 | 194,114
Segment assets |  | 2,464,509 |  |  |  | 2,438,869 |  |  |  | 2,464,509 | 2,438,869 |
Capital expenditures: |  |  |  |  |  |  |  |  |  | 167,313 | 153,894 | 135,923
Food Ingredients [Member] |  |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Net Sales |  |  |  |  |  |  |  |  |  | 1,061,912 | 1,094,918 | 1,248,352
Cost of sales and operating expenses |  |  |  |  |  |  |  |  |  | 834,410 | 863,562 | 1,029,488
Gross Margin |  |  |  |  |  |  |  |  |  | 227,502 | 231,356 | 218,864
Selling, general and administrative expense |  |  |  |  |  |  |  |  |  | 96,170 | 103,301 | 118,716
Acquisition costs |  |  |  |  |  |  |  |  |  | 0 | 0 | 0
Depreciation and amortization |  |  |  |  |  |  |  |  |  | 70,120 | 66,817 | 73,274
Segment operating income/(loss) |  |  |  |  |  |  |  |  |  | 61,212 | 61,238 | 26,874
Equity in net income of unconsolidated subsidiaries |  |  |  |  |  |  |  |  |  | 0 | 0 | 0
Segment income |  |  |  |  |  |  |  |  |  | 61,212 | 61,238 | 26,874
Segment assets |  | 1,414,409 |  |  |  | 1,448,014 |  |  |  | 1,414,409 | 1,448,014 |
Capital expenditures: |  |  |  |  |  |  |  |  |  | 50,020 | 49,066 | 61,657
Fuel Ingredients [Member] |  |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Net Sales |  |  |  |  |  |  |  |  |  | 247,058 | 228,195 | 286,629
Cost of sales and operating expenses |  |  |  |  |  |  |  |  |  | 182,466 | 177,061 | 228,848
Gross Margin |  |  |  |  |  |  |  |  |  | 64,592 | 51,134 | 57,781
Selling, general and administrative expense |  |  |  |  |  |  |  |  |  | 6,895 | 7,264 | 8,596
Acquisition costs |  |  |  |  |  |  |  |  |  | 0 | 0 | 0
Depreciation and amortization |  |  |  |  |  |  |  |  |  | 28,531 | 26,711 | 27,898
Segment operating income/(loss) |  |  |  |  |  |  |  |  |  | 29,166 | 17,159 | 21,287
Equity in net income of unconsolidated subsidiaries |  |  |  |  |  |  |  |  |  | 69,912 | 71,895 | 63,767
Segment income |  |  |  |  |  |  |  |  |  | 99,078 | 89,054 | 85,054
Segment assets |  | 657,637 |  |  |  | 631,968 |  |  |  | 657,637 | 631,968 |
Capital expenditures: |  |  |  |  |  |  |  |  |  | 22,323 | 19,478 | 21,392
Corporate Segment [Member] |  |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Net Sales |  |  |  |  |  |  |  |  |  | 0 | 0 | 0
Cost of sales and operating expenses |  |  |  |  |  |  |  |  |  | 0 | 0 | 0
Gross Margin |  |  |  |  |  |  |  |  |  | 0 | 0 | 0
Selling, general and administrative expense |  |  |  |  |  |  |  |  |  | 41,292 | 33,385 | 41,784
Acquisition costs |  |  |  |  |  |  |  |  |  | 401 | 8,299 | 24,667
Depreciation and amortization |  |  |  |  |  |  |  |  |  | 12,412 | 10,522 | 9,474
Segment operating income/(loss) |  |  |  |  |  |  |  |  |  | (54,105) | (52,206) | (75,925)
Equity in net income of unconsolidated subsidiaries |  |  |  |  |  |  |  |  |  | 0 | 0 | 0
Segment income |  |  |  |  |  |  |  |  |  | (54,105) | (52,206) | (75,925)
Segment assets |  | 161,462 |  |  |  | 241,768 |  |  |  | 161,462 | 241,768 |
Capital expenditures: |  |  |  |  |  |  |  |  |  | 3,867 | 7,410 | 9,946
Operating Segments [Member] |  |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Net Sales |  |  |  |  |  |  |  |  |  | 3,398,115 | 3,397,446 | 3,956,443
Cost of sales and operating expenses |  |  |  |  |  |  |  |  |  | 2,641,734 | 2,654,025 | 3,123,171
Gross Margin |  |  |  |  |  |  |  |  |  | 756,381 | 743,421 | 833,272
Selling, general and administrative expense |  |  |  |  |  |  |  |  |  | 314,005 | 322,574 | 374,580
Acquisition costs |  |  |  |  |  |  |  |  |  | 401 | 8,299 | 24,667
Depreciation and amortization |  |  |  |  |  |  |  |  |  | 289,908 | 269,904 | 269,517
Segment operating income/(loss) |  |  |  |  |  |  |  |  |  | 152,067 | 142,644 | 164,508
Equity in net income of unconsolidated subsidiaries |  |  |  |  |  |  |  |  |  | 70,379 | 73,416 | 65,609
Segment income |  |  |  |  |  |  |  |  |  | 222,446 | 216,060 | $ 230,117
Segment assets |  | $ 4,698,017 |  |  |  | $ 4,760,619 |  |  |  | $ 4,698,017 | $ 4,760,619 |
[1] | Excludes the immaterial capital assets acquired in fiscal 2016 and fiscal 2015 and the VION Acquisition and Custom Blenders acquisition in fiscal 2014 of approximately $984.2 million

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