XML 36 R51.htm IDEA: XBRL DOCUMENT
v3.19.3.a.u2

SUPPLEMENTAL CASH FLOW INFORMATION (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2019
SUPPLEMENTAL CASH FLOW INFORMATION |
Schedule of supplemental cash flow information |
($ millions) |  | 2019 |  | 2018 |  |
Accounts receivable |  | (1 099 | ) | 219 |  |
Inventories |  | (628 | ) | 316 |  |
Accounts payable and accrued liabilities |  | 1 317 |  | (503 | ) |
Current portion of provisions |  | (14 | ) | (110 | ) |
Income taxes payable (net) |  | 436 |  | 511 |  |
|  | 12 |  | 433 |  |
Relating to: |  |  |  |  |  |
| Operating activities |  | (397 | ) | 408 |  |
| Investing activities |  | 409 |  | 25 |  |
|  | 12 |  | 433 |  |
Reconciliation of movements of liabilities to cash flows arising from financing activities:
($ millions) |  | Short-Term Debt |  | Current Portion of Long-Term Lease Liabilities |  | Long-Term Lease Liabilities |  | Current Portion of Long-Term Debt |  | Long-Term Debt |  | Partnership Liability |  | Dividends Payable |  |
At December 31, 2018 |  | 3 231 |  | — |  | — |  | 229 |  | 13 890 |  | 477 |  | — |  |
Changes from financing cash flows: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
| Net repayment of commercial paper |  | (982 | ) | — |  | — |  | — |  | — |  | — |  | — |  |
| Gross proceeds from issuance of long-term debt |  | — |  | — |  | — |  | — |  | 750 |  | — |  | — |  |
| Debt issuance costs |  | — |  | — |  | — |  | — |  | (5 | ) | — |  | — |  |
| Repayment of long-term debt |  | — |  | — |  | — |  | (188 | ) | — |  | — |  | — |  |
| Realized foreign exchange losses |  | — |  | — |  | — |  | 7 |  | — |  | — |  | — |  |
| Dividends paid on common shares |  | — |  | — |  | — |  | — |  | — |  | — |  | (2 614 | ) |
| Payments of lease liabilities |  | — |  | (307 | ) | — |  | — |  | — |  | — |  | — |  |
| Distributions to non-controlling interest |  | — |  | — |  | — |  | — |  | — |  | (7 | ) | — |  |
Non-cash changes: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
| Dividends declared on common shares |  | — |  | — |  | — |  | — |  | — |  | — |  | 2 614 |  |
| Unrealized foreign exchange gains |  | (94 | ) | — |  | — |  | (10 | ) | (520 | ) | — |  | — |  |
| Reclassification of debt to lease obligations |  | — |  | — |  | 1 260 |  | (38 | ) | (1 222 | ) | — |  | — |  |
| Reclassification of lease obligations |  | — |  | 617 |  | (617 | ) | — |  | — |  | — |  | — |  |
| Deferred financing costs |  | — |  | — |  | — |  | — |  | (9 | ) | — |  | — |  |
| Reassessment of partnership liability |  | — |  | — |  | — |  | — |  | — |  | (15 | ) | — |  |
| New leases |  | — |  | — |  | 1 978 |  | — |  | — |  | — |  | — |  |
At December 31, 2019 |  | 2 155 |  | 310 |  | 2 621 |  | — |  | 12 884 |  | 455 |  | — |  |

X
- Definition Tabular disclosure of supplemental cash flow information. + References No definition available. + Details
Name: | su_SupplementalCashFlowInformationTableTextBlock
Namespace Prefix: | su_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition n/a + References No definition available. + Details
Name: | su_SupplementalInformationRelatedToCashFlowAbstract
Namespace Prefix: | su_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration