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SUPPLEMENTAL CASH FLOW INFORMATION (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Cash Flow Statement [Abstract]
Interest paid	$ 1,074	$ 985	$ 829
Income taxes paid	262	172	179
Changes in non-cash working capital
Accounts receivable	(190)	284	42
Prepayments	(11)	(415)	(120)
Accounts payable and other	(323)	(89)	146
Changes in non-cash working capital, net	(524)	(220)	68
Changes in working capital related to the impact of investments in finance leases	$ 300	$ 300	$ 0

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Adjustments for Decrease (Increase), Prepayments

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Cash Flow Statement [Abstract]

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Changes In Non-cash Working Capital [Abstract]

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Changes in working capital related to the impact of investments in finance leases

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Adjustments for decrease (increase) in trade accounts receivable to reconcile profit (loss) to net cash flow from (used in) operating activities. [Refer: Profit (loss)]

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Adjustments for increase (decrease) in trade and other payables to reconcile profit (loss) to net cash flow from (used in) operating activities. [Refer: Trade and other payables; Profit (loss)]

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The cash flows from income taxes paid or refunded.

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The increase (decrease) in working capital.

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