Additional financial information - Operating activities and investing activities (Details) - USD ($) $ in Millions |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2023 |
Dec. 31, 2022 |
Dec. 31, 2021 |
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| Net change in non-cash operating working capital | |||
| Accounts receivable | $ 3 | $ (26) | $ (124) |
| Due to and from affiliated companies, net | 86 | 17 | 36 |
| Prepaid expenses | 0 | 6 | (13) |
| Other long-term assets | 2 | 6 | 1 |
| Accounts payable and accrued liabilities | (45) | (27) | 56 |
| Income and other taxes receivable and payable, net | (2) | (1) | (10) |
| Other long-term liabilities | (3) | (1) | (15) |
| Net change in non-cash operating working capital | 43 | (26) | (69) |
| Capital asset additions | |||
| Property, plant and equipment, excluding right-of-use assets | (79) | (92) | (93) |
| Intangible assets | (14) | (12) | (8) |
| Total | (93) | (104) | (101) |
| Change in associated non-cash investing working capital | 4 | (1) | 2 |
| Cash payments for capital assets and software | (89) | (105) | (99) |
| Advance billings and customer deposits | 0 | 0 | 0 |
| Provisions | $ 2 | $ 0 | $ 0 |
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- Definition Adjustments for the decrease (increase) in prepaid expenses to reconcile profit (loss) to net cash flow from (used in) operating activities. [Refer: Current prepaid expenses; Profit (loss)] Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Adjustments for decrease (increase) in trade and other receivables to reconcile profit (loss) to net cash flow from (used in) operating activities. [Refer: Trade and other receivables; Profit (loss)] Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Adjustments for provisions to reconcile profit (loss) to net cash flow from (used in) operating activities. [Refer: Provisions; Profit (loss)] Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition The increase (decrease) in working capital. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition The cash outflow for the purchases of intangible assets, classified as investing activities. [Refer: Intangible assets other than goodwill] Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition The cash outflow for the purchases of property, plant and equipment, classified as investing activities. [Refer: Property, plant and equipment] Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition The cash outflow for the purchase of property, plant and equipment, intangible assets other than goodwill, investment property and other non-current assets. [Refer: Intangible assets other than goodwill; Investment property; Other non-current assets; Property, plant and equipment] Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Adjustments for increase (decrease) in amounts due to and from affiliated companies, net, to reconcile profit (loss) to net cash flow from (used in) operating activities. No definition available.
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- Definition Adjustments for decrease (increase) in other non-current assets to reconcile profit (loss) to net cash flow from (used in) operating activities. No definition available.
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- Definition Adjustments for increase (decrease) in other non-current assets to reconcile profit (loss) to net cash flow from (used in) operating activities. No definition available.
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- Definition This concept does not have a custom type definition. No definition available.
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- Definition The increase (decrease) during the reporting period in the amounts payable to vendors for goods and services received and the amount of obligations and expenses incurred but not paid. No definition available.
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- Definition The increase (decrease) during the reporting period of all taxes owed but not paid, including income, property and other taxes. No definition available.
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- Definition The increase (decrease) during the reporting period in the amount of (a) prepayments by customers for goods or services to be provided at a later date, (b) the amount of customer money held in customer accounts, including security deposits, collateral for a current or future transactions, initial payment of the cost of acquisition or for the right to enter into a contract or agreement, or (c) a combination of (a) and (b). No definition available.
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- Definition The increase (decrease) in non-cash investing working capital. No definition available.
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- Definition This concept does not have any references. No definition available.
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- Definition The cash outflow for the purchase of capital assets and software. No definition available.
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