Accounts and Notes Receivable (Details) - USD ($) $ in Millions		3 Months Ended		6 Months Ended
		Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019	Dec. 31, 2019
Accounts, Notes, Loans and Financing Receivable [Line Items]
Accounts Receivable - trade	[1]	$ 4,396	$ 4,811	$ 4,396	$ 4,811	$ 4,225
Notes receivable - trade	[1],[2]	1,391	1,291	1,391	1,291	171
Other	[3]	985	1,332	985	1,332	1,132
Accounts and notes receivable - net		6,772	7,434	6,772	7,434	5,528
Accounts Receivable, Allowance for Credit Loss, Current		207	152	207	152	174
Due from Affiliates		114	126	114	126	119
Factoring Agreement [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Trade Receivables Sold		161	81	176	84
Trade receivables sold the remain outstanding with an element of recourse		146	87	146	87	$ 171
Loss on Sale of Accounts Receivable		$ 36	$ 36	$ 38	$ 37

[1] Accounts receivable – trade and notes receivable - trade are net of allowances of $207 million at June 30, 2020, $174 million at December 31, 2019, and $152 million at June 30, 2019. The allowance at June 30, 2020 is equal to the expected credit losses and was developed using a loss-rate method. The allowance at December 31, 2019 and June 30, 2019 is equal to the estimated uncollectible amounts and is based on historical collection experience, current economic and market conditions, and review of the current status of customers' accounts.

[2] Notes receivable – trade primarily consists of receivables for deferred payment loan programs for the sale of seed products to customers. These loans have terms of one year or less and are primarily concentrated in North America. The company maintains a rigid pre-approval process for extending credit to customers in order to manage overall risk and exposure associated with credit losses. As of June 30, 2020, December 31, 2019, and June 30, 2019 there were no significant impairments related to current loan agreements.

[3] Other includes receivables in relation to indemnification assets, value added tax, general sales tax and other taxes. No individual group represents more than 10 percent of total receivables. In addition, Other includes amounts due from nonconsolidated affiliates of $114 million, $119 million, and $126 million as of June 30, 2020, December 31, 2019, and June 30, 2019, respectively.