Dow Consolidated Balance Sheets Parentheticals - USD ($) $ in Millions	Sep. 30, 2020	Dec. 31, 2019
Cash and cash equivalents (variable interest entities restricted - 2020: $53; 2019: $37)	$ 4,549	$ 2,367
Accounts Receivable, Allowance for Credit Loss, Current	45	45
Investments, Fair Value Disclosure	1,374	1,584
Net property (variable interest entities restricted - 2020: $230; 2019: $330)	20,413	20,996
Finite-Lived Intangible Assets, Accumulated Amortization	4,276	3,886
Long-Term Debt (variable interest entities nonrecourse - 2020: $19; 2019: $34)	$ 16,698	$ 15,975
Common Stock, Shares Authorized	5,000,000,000	5,000,000,000
Common Stock, Par or Stated Value Per Share	$ 0.01	$ 0.01
Common Stock, Shares, Issued	754,555,065	751,228,644
Treasury Stock, Shares	12,803,303	9,729,834
Other noncurrent assets
Deferred income tax assets	$ 2,273	$ 2,213
Other noncurrent obligations
Deferred income tax liabilities	337	347
Variable Interest Entity, Primary Beneficiary [Member]
Cash and cash equivalents (variable interest entities restricted - 2020: $53; 2019: $37)	53	37
Net property (variable interest entities restricted - 2020: $230; 2019: $330)	230	330
Long-Term Debt (variable interest entities nonrecourse - 2020: $19; 2019: $34)	$ 19	$ 34