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Other assets and liabilities F.4.2. Non-current provisions and other liabilities (Details) - USD ($)
$ in Millions
Dec. 31, 2020
Dec. 31, 2019
Subclassifications of assets, liabilities and equities [abstract]    
Non-current legal provisions $ 30 $ 18
Long-term portion of asset retirement obligations 107 96
Long-term portion of deferred income on tower sale and leasebacks recognized under IAS 17 57 68
Long-term employment obligations 67 71
Other non-current liabilities 67 68
Non-current provisions $ 328 $ 322 [1]
[1] The consolidated statement of financial position at December 31, 2019 has been restated after finalization of the purchase accounting of our acquisitions in Nicaragua and Panama (note A.1.2.).