v3.26.1
DERIVATIVE AND NON-DERIVATIVE FINANCIAL INSTRUMENTS (Tables)
 6 Months Ended
Jun. 30, 2026
Derivative Instruments and Hedging Activities Disclosure [Abstract]  
Schedule of Notional Amounts of Outstanding Derivative Positions [Table Text Block]
The following table presents the notional amounts outstanding at June 30, 2026 and December 31, 2025 associated with Eastman's hedging programs.
Notional OutstandingJune 30, 2026December 31, 2025
Derivatives designated as cash flow hedges:
Foreign Exchange Forward and Option Contracts (in millions)
EUR/USD (in EUR)€297€357
Commodity Forward and Collar Contracts
Energy (in million british thermal units)11 9 
Derivatives designated as net investment hedges:
Cross-currency interest rate swaps (in millions)
EUR/USD (in EUR)€1,793€1,707
JPY/USD (in JPY)¥7,885¥7,885
Non-derivatives designated as net investment hedges:
Foreign Currency Net Investment Hedges (in millions)
EUR/USD (in EUR)€500€499
Financial assets and liabilities valued on a recurring basis The following table presents the financial assets and liabilities valued on a recurring and gross basis and includes where the financial assets and liabilities are located within the Unaudited Consolidated Statements of Financial Position as of June 30, 2026 and December 31, 2025.
The Financial Position and Fair Value Measurements of Hedging Instruments on a Gross Basis
(Dollars in millions)
Derivative TypeStatements of Financial
Position Classification		Level 2
June 30, 2026December 31, 2025
Derivatives designated as cash flow hedges:
Foreign exchange contractsOther current assets$5 $1 
Foreign exchange contractsOther noncurrent assets1 — 
Derivatives designated as net investment hedges:
Cross-currency interest rate swapsOther current assets2 — 
Cross-currency interest rate swapsOther noncurrent assets4 1 
Total Derivative Assets$12 $2 
Derivatives designated as cash flow hedges:
Commodity contractsPayables and other current liabilities$2 $7 
Foreign exchange contractsPayables and other current liabilities5 19 
Foreign exchange contractsOther long-term liabilities— 2 
Derivatives designated as net investment hedges:
Cross-currency interest rate swapsOther long-term liabilities111 136 
Total Derivative Liabilities$118 $164 
Total Net Derivative Assets (Liabilities)$(106)$(162)
Schedule of Derivative Instruments, Effect on Other Comprehensive Income (Loss)
The following table presents the effect of the Company's hedging instruments on "Other comprehensive income (loss), net of tax" ("OCI") and financial performance for second quarter and first six months 2026 and 2025.
Change in amount of after tax gain (loss) recognized in OCI on derivativesPre-tax amount of gain (loss) reclassified from AOCI into earnings
(Dollars in millions)Second QuarterFirst Six MonthsSecond QuarterFirst Six Months
Hedging Relationships20262025202620252026202520262025
Derivatives in cash flow hedging relationships:
Commodity contracts$(5)$1 $3 $2 $4 $(3)$9 $(3)
Foreign exchange contracts7 (27)15 (44)(3)(4)(8)— 
Forward starting interest rate and treasury lock swap contracts— — 1 1 (1)(1)(2)(2)
Non-derivatives in net investment hedging relationships (pre-tax):
Net investment hedges 5 (45)17 (66)— — — — 
Derivatives in net investment hedging relationships (pre-tax):
Cross-currency interest rate swaps22 (141)59 (244)— — — — 
Cross-currency interest rate swaps excluded component (35)(10)(30)56 — — — — 
Derivative Instruments, Gain (Loss) [Table Text Block]
The following table presents the effect of fair value and cash flow hedge accounting in the Unaudited Consolidated Statements of Earnings and Comprehensive Income for second quarter and first six months 2026 and 2025.

Location and Amount of Gain or (Loss) Recognized in Earnings from Fair Value and Cash Flow Hedging Relationships
Second Quarter
20262025
(Dollars in millions)SalesCost of SalesNet Interest ExpenseSalesCost of SalesNet Interest Expense
Total amounts of income and expense line items presented in the Unaudited Consolidated Statements of Earnings and Comprehensive Income in which the effects of fair value or cash flow hedges are recognized$2,513 $1,953 $55 $2,287 $1,781 $53 
The effects of fair value and cash flow hedging:
Gain or (loss) on cash flow hedging relationships:
Interest contracts (forward starting interest rate and treasury lock swap contracts):
Amount reclassified from AOCI into earnings(1)(1)
Commodity Contracts:
Amount reclassified from AOCI into earnings4 (3)
Foreign Exchange Contracts:
Amount reclassified from AOCI into earnings(3)(4)
Location and Amount of Gain or (Loss) Recognized in Earnings from Fair Value and Cash Flow Hedging Relationships
First Six Months
20262025
(Dollars in millions)SalesCost of SalesNet Interest ExpenseSalesCost of SalesNet Interest Expense
Total amounts of income and expense line items presented in the Unaudited Consolidated Statements of Earnings and Comprehensive Income in which the effects of fair value or cash flow hedges are recognized$4,690 $3,699 $107 $4,577 $3,504 $102 
The effects of fair value and cash flow hedging:
Gain or (loss) on cash flow hedging relationships:
Interest contracts (forward starting interest rate and treasury lock swap contracts):
Amount reclassified from AOCI into earnings(2)(2)
Commodity Contracts:
Amount reclassified from AOCI into earnings9 (3)
Foreign Exchange Contracts:
Amount reclassified from AOCI into earnings(8)—