Inventories (Details) $ in Thousands, bu in Millions	Dec. 31, 2019 USD ($) bu	Dec. 31, 2018 USD ($)
Inventory, Net [Abstract]
Grain and other agricultural products	$ 907,482	$ 527,471
Frac sand and propane	15,438	0
Ethanol and co-products	95,432	11,918
Plant nutrients and cob products	146,164	145,693
Railcar repair parts	6,020	5,722
Total inventories	$ 1,170,536	$ 690,804
Grain held in storage and excluded from inventory calculations (bushels) \| bu	6.4

Grain Held in Storage, Excluded from Inventory Calculations

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- Definition

Railcar repair parts inventory.

+ References

No definition available.

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- Definition

Carrying amount as of the balance sheet date of merchandise or supplies held which are related to plants and animals.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.6(a))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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- Definition

Carrying amount as of the balance sheet date of products that are used in the growth of plant goods (examples would include seeds, soil, fertilizers and other products).

+ References

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- Definition

Carrying amount as of the balance sheet date of merchandise, goods, commodities, or supplies relating to a source of usable power held for future sale or future use in manufacturing or production process.

+ References

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- Definition

Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section 45
-Paragraph 1
-Subparagraph (b)
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-Name Accounting Standards Codification
-Topic 330
-SubTopic 10
-Section 35
-Paragraph 2
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-Name Accounting Standards Codification
-Topic 210
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- Definition

Carrying amount as of the balance sheet date of merchandise inventory purchased by a retailer, wholesaler or distributor and held for future sale.

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