Note 7 - Debt (Details Textual) - USD ($) $ in Millions |
3 Months Ended | ||||||
|---|---|---|---|---|---|---|---|
May 20, 2022 |
Mar. 31, 2023 |
Dec. 31, 2022 |
|||||
| Debt Issuance Costs, Net | $ 8 | $ 8 | |||||
| Long-Term Debt, Current Maturities, Total | [1] | 11 | 66 | ||||
| Long-Term Debt, Excluding Current Maturities | [1] | $ 1,509 | 1,671 | ||||
| Arabian Amines Company [Member] | |||||||
| Variable Interest Entity, Qualitative or Quantitative Information, Ownership Percentage | 50.00% | ||||||
| Long-Term Debt, Current Maturities, Total | $ 9 | ||||||
| Long-Term Debt, Excluding Current Maturities | 24 | ||||||
| Huntsman International LLC [Member] | |||||||
| Long-Term Debt, Current Maturities, Total | [1] | 11 | 66 | ||||
| Long-Term Debt, Excluding Current Maturities | [1] | 1,509 | 1,671 | ||||
| Huntsman International LLC [Member] | The Revolving Credit Facility [Member] | |||||||
| Line of Credit Facility, Maximum Borrowing Capacity | $ 1,200 | 1,200 | |||||
| Line Of Credit Facility, Contingent Increase, Additional Borrowing Capacity | $ 500 | ||||||
| Letters of Credit Outstanding, Amount | $ 13 | ||||||
| Huntsman International LLC [Member] | The Revolving Credit Facility [Member] | Secured Overnight Financing Rate (SOFR) [Member] | |||||||
| Debt Instrument, Basis Spread on Variable Rate | [2] | 1.475% | |||||
| Huntsman International LLC [Member] | US Accounts Receivable Program Maturing July 2024 [Member] | |||||||
| Letters of Credit Outstanding, Amount | $ 8 | ||||||
| Huntsman International LLC [Member] | Accounts Receivable Programs [Member] | Asset Pledged as Collateral [Member] | |||||||
| Accounts Receivable, after Allowance for Credit Loss | $ 306 | $ 272 | |||||
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