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Net Debt - Summary of Net Debt (Detail) - USD ($) $ in Millions | Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
--- | --- | --- | ---
Disclosure of net debt [abstract] |  |  |
Cash and cash equivalents | $ 195 | $ 704 | $ 168
Loans and other borrowings - current | (87) | (104) | (110)
Loans and other borrowings - non-current | (2,078) | (1,910) | (1,678)
Lease liabilities-current | (65) | (55) | (44)
Lease liabilities-non current | (595) | (615) | (589)
Lease liabilities-classified as held for sale (note 12) | (20) |  |
Derivative financial instruments hedging debt values | (15) | 15 |
Net debt | $ (2,665) | $ (1,965) | $ (2,253)

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- Definition The amount of non-current lease liabilities. [Refer: Lease liabilities] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 16 -IssueDate 2019-01-01 -Paragraph 47 -Subparagraph b -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=16&code=ifrs-tx-2019-en-r&anchor=para_47_b&doctype=Standard -URIDate 2019-03-27 + Details
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- Definition The amount of current borrowings. [Refer: Borrowings] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2019-01-01 -Paragraph 55 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2019-en-r&anchor=para_55&doctype=Standard -URIDate 2019-03-27 + Details
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