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Capital structure and financing - C.5. Net debt, table 1 (Details) - USD ($) $ in Millions | Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016 | Dec. 31, 2015 | [1]
--- | --- | --- | --- | --- | ---
Share Capital, Reserves And Other Equity Interest And Financial Instruments [Abstract] |  |  |  |  |  |
Debt | $ 4,580 | $ 3,785 |  |  |  |
Cash and cash equivalents | (528) | (619) | [1] | $ (646) | [1] | $ (769)
Pledged deposits | (2) | (1) |  |  |  |
Time deposits related to bank borrowings | 0 | 0 |  |  |  |
Net debt at the end of the year | 4,051 | 3,164 |  | $ 3,250 |  |
Add (less) derivatives related to debt (SEK currency swap) | 0 | 56 |  |  |  |
Net debt including derivatives related to debt | 4,051 | 3,220 |  |  |  |
Restricted cash | $ 158 | $ 145 |  |  |  |
[1] | Re-presented for discontinued operations (shown in note A.4. and E.3.2.). Not restated for the application of IFRS 15 and 9, as the Group elected the modified retrospective approach for both standards.

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