v3.26.1
Fair Value Measurements (Tables)
9 Months Ended
Jun. 30, 2026
Fair Value Disclosures [Abstract]  
Assets and Liabilities Measured at Fair Value
The following tables present the Company’s fair value hierarchy for those assets and liabilities measured at fair value (in millions):
 Fair Value Measurements Using:
 Total as of
June 30, 2026
Quoted Prices
in Active
Markets
(Level 1)
Significant
Other
Observable
Inputs
(Level 2)
Significant
Unobservable
Inputs
(Level 3)
Other current assets
Derivatives
$120 $— $120 $— 
Other noncurrent assets
Deferred compensation plan assets70 70 — — 
Exchange traded funds (fixed income)(1)
71 71 — — 
Exchange traded funds (equity)(1)
231 231 — — 
Total assets$492 $372 $120 $— 
Other current liabilities
Derivatives
$74 $— $74 $— 
Total liabilities$74 $— $74 $— 
(1) Classified as restricted investments for payment of asbestos liabilities. See Note 18, "Commitments and Contingencies," of the notes to the consolidated financial statements for further details.
 Fair Value Measurements Using:

Total as of
September 30, 2025
Quoted Prices
in Active
Markets
(Level 1)
Significant
Other
Observable
Inputs
(Level 2)
Significant
Unobservable
Inputs
(Level 3)
Other current assets
Derivatives
$15 $— $15 $— 
Other noncurrent assets
Deferred compensation plan assets63 63 — — 
Exchange traded funds (fixed income)(1)
73 73 — — 
Exchange traded funds (equity)(1)
217 217 — — 
Total assets$368 $353 $15 $— 
Other current liabilities
Derivatives
$24 $— $24 $— 
Contingent earn-out liabilities19 — — 19 
Total liabilities$43 $— $24 $19 
(1) Classified as restricted investments for payment of asbestos liabilities. See Note 18, "Commitments and Contingencies," of the notes to the consolidated financial statements for further details.
Fair Value of Long-Term Debt
The fair value of long-term debt at June 30, 2026 and September 30, 2025 was as follows (in billions):
June 30,September 30,
20262025
Public debt$7.8 $8.4 
Other long-term debt0.5 0.5 
Total fair value of long-term debt$8.3 $8.9