v3.26.1
Fair value of financial instruments (Tables)
3 Months Ended
Mar. 31, 2026
Fair Value Disclosures [Abstract]  
Schedule of fair value of financial instruments measured at amortized cost
The carrying values and estimated fair values of certain of our financial instruments as of the dates specified were as follows:

March 31, 2026December 31, 2025
(In $ millions)Fair
value
Carrying
value
Fair
value
Carrying
value
Liabilities
$575 million secured bond (Level 1)
595 564 598 563 
Unsecured senior convertible bond - debt component (Level 3)
55 50 56 50