Dow Consolidated Balance Sheets Parentheticals - USD ($) $ in Millions	Mar. 31, 2022	Dec. 31, 2021
Accounts Receivable, Allowance for Credit Loss, Current	$ 215	$ 54
Investments, Fair Value Disclosure	1,962	2,079
Finite-Lived Intangible Assets, Accumulated Amortization	$ 4,790	$ 4,725
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	767,064,055	764,226,882
Treasury Stock, Shares	38,962,213	29,011,573