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Accumulated Other Comprehensive Loss | 12 Months Ended
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Dec. 31, 2020
Equity [Abstract] |
Accumulated Other Comprehensive Loss |
20. | ACCUMULATED OTHER COMPREHENSIVE LOSS
The following is a continuity schedule of accumulated other comprehensive loss:
|  | 2020 |  |  | 2019 |
Accumulated net unrealized loss on translation of net investment in foreign operations |  |  |  |  |  |  |  |
Balance, beginning of year |  | $ | (907 | ) |  | $ | (917 | )
Net unrealized gain (loss) |  |  | 348 |  |  |  | (18 | )
Repurchase of shares under normal course issuer bids [note 19] |  |  | 8 |  |  |  | 28 |
Balance, end of year |  |  | (551 | ) |  |  | (907 | )
Accumulated net unrealized gain on cash flow hedges [b] |  |  |  |  |  |  |  |
Balance, beginning of year |  |  | 38 |  |  |  | (68 | )
Net unrealized (loss) gain |  |  | (34 | ) |  |  | 102 |
Reclassification of net loss to net income [a] |  |  | 38 |  |  |  | 4 |
Balance, end of year |  |  | 42 |  |  |  | 38 |
Accumulated net unrealized loss on other long-term liabilities [b] |  |  |  |  |  |  |  |
Balance, beginning of year |  |  | (221 | ) |  |  | (190 | )
Net unrealized loss |  |  | (11 | ) |  |  | (47 | )
Reclassification of net loss to net income [a] |  |  | 8 |  |  |  | 8 |
Sale of business |  |  | — |  |  |  | 8 |
Balance, end of year |  |  | (224 | ) |  |  | (221 | )
Total accumulated other comprehensive loss [c] |  | $ | (733 | ) |  | $ | (1,090 | )
[a] | The effects on net income of amounts reclassified from AOCL, with presentation location, were as follows:
|  | 2020 |  |  | 2019 |
Cash flow hedges |  |  |  |  |  |  |  |
Sales |  | $ | (30 | ) |  | $ | (38 | )
Cost of sales |  |  | (21 | ) |  |  | 33 |
Income tax |  |  | 13 |  |  |  | 1 |
Net of tax |  |  | (38 | ) |  |  | (4 | )
Other long-term liabilities |  |  |  |  |  |  |  |
Cost of sales |  |  | (9 | ) |  |  | (9 | )
Income tax |  |  | 1 |  |  |  | 1 |
Net of tax |  |  | (8 | ) |  |  | (8 | )
Total loss reclassified to net income |  | $ | (46 | ) |  | $ | (12 | )
[b] | The amount of income tax benefit that has been allocated to each component of other comprehensive loss is as follows:
|  | 2020 |  |  | 2019 |
Accumulated net unrealized loss on translation of net investment in foreign operations |  | $ | 7 |  |  | $ | 7 |
Accumulated net unrealized gain on cash flow hedges |  |  |  |  |  |  |  |
Balance, beginning of year |  |  | (14 | ) |  |  | 23 |
Net unrealized loss (gain) |  |  | 12 |  |  |  | (36 | )
Reclassification of net loss to net income |  |  | (13 | ) |  |  | (1 | )
Balance, end of year |  |  | (15 | ) |  |  | (14 | )
Accumulated net unrealized loss on other long-term liabilities |  |  |  |  |  |  |  |
Balance, beginning of year |  |  | 35 |  |  |  | 21 |
Net unrealized loss |  |  | 1 |  |  |  | 15 |
Reclassification of net loss to net income |  |  | (1 | ) |  |  | (1 | )
Balance, end of year |  |  | 35 |  |  |  | 35 |
Total income tax benefit |  | $ | 27 |  |  | $ | 28 |
[c] | The amount of other comprehensive loss that is expected to be reclassified to net income during 2021 is $44 million.

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