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Inventories (Details) (USD $) In Thousands, unless otherwise specified | Mar. 30, 2013 | Dec. 31, 2012
--- | --- | ---
At lower of LIFO cost or market: |  |
Live hogs and materials | $ 249,976 | $ 258,638
Fresh pork and materials | 38,749 | 31,495
Inventories at lower of LIFO cost or market, Gross | 288,725 | 290,133
LIFO adjustment | (80,926) | (90,730)
Total inventories at lower of LIFO cost or market | 207,799 | 199,403
At lower of FIFO cost or market: |  |
Grains, oilseeds and other commodities | 406,747 | 317,573
Sugar produced and in process | 61,603 | 65,986
Other | 71,152 | 73,606
Total inventories at lower of FIFO cost or market | 539,502 | 457,165
Grain, flour and feed at lower of weighted average cost or market | 95,163 | 100,296
Total inventories | $ 842,464 | $ 756,864

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