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Financial instruments and related risk management (Tables) | 12 Months Ended
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Dec. 31, 2018
Disclosure Of Financial Instruments [Abstract] |
Pre-tax exposure to foreign currency exchange risk |
|  |  | Carrying value |  |
|  | Currency |  | (Cdn) |  | Gain (loss)
Cash and cash equivalents |  | USD | $ | 105,463 | $ | 5,273
Accounts receivable |  | USD |  | 358,904 |  | 17,945
Long-term receivables, investments and other |  | USD |  | 124,533 |  | 6,227
Accounts payable and accrued liabilities |  | USD |  | (45,474) |  | (2,274)
Net foreign currency derivatives |  | USD |  | (52,665) |  | (48,923)
Interest rate risk on variable rate financial instruments |
| Gain (loss)
Interest rate contracts | $ | (4,173)
Advances receivable from JV Inkai |  | 1,179
Counterparty credit risk, as represented by the carrying amount of the financial assets |
|  | 2018 |  | 2017
Cash and cash equivalents | $ | 711,528 | $ | 591,620
Short-term investments |  | 391,025 |  | -
Accounts receivable [note 6] |  | 398,639 |  | 393,213
Advances receivable from JV Inkai [note 31] |  | 124,533 |  | 58,820
Derivative assets [note 10] |  | 3,881 |  | 40,804
Exposure to credit risk for trade receivables |
|  |  | Carrying
|  | value
Investment grade credit rating | $ | 327,682
Non-investment grade credit rating |  | 65,183
Total gross carrying amount | $ | 392,865
Loss allowance |  | -
Net | $ | 392,865
Aged trade receivables |
|  |  | Corporate |  | Other |  |
|  |  | customers |  | customers |  | Total
Current (not past due) | $ | 389,012 | $ | 1,269 |  | 390,281
1-30 days past due |  | 273 |  | 1,833 |  | 2,106
More than 30 days past due |  | 96 |  | 382 |  | 478
Total | $ | 389,381 | $ | 3,484 |  | 392,865
Liquidity risk, company's available debt facilities |
The table below outlines the Company’s available debt facilities at December 31, 2018:
|  | Outstanding and |
| Total amount | committed | Amount available
Unsecured revolving credit facility | $ | 1,250,000 | $ | - | $ | 1,250,000
Letter of credit facilities |  | 1,716,473 |  | 1,572,984 |  | 143,489
Maturity analysis of financial liabilities |
The tables below present a maturity analysis of Cameco’s financial liabilities, including principal and interest, based on the
expected cash flows from the reporting date to the contractual maturity date:
|  |  |  |  | Due in |  |  |  |  |  |
| Carrying | Contractual | less than | Due in 1-3 | Due in 3-5 | Due after 5
| amount | cash flows | 1 year | years | years | years
Accounts payable and accrued liabilities | $ | 224,754 | $ | 224,754 | $ | 224,754 | $ | - | $ | - | $ | -
Long-term debt |  | 1,495,671 |  | 1,500,000 |  | 500,000 |  | - |  | 400,000 |  | 600,000
Foreign currency contracts |  | 54,866 |  | 54,866 |  | 29,013 |  | 25,853 |  | - |  | -
Other derivative liabilities |  | 6,521 |  | 6,521 |  | 6,521 |  | - |  | - |  | -
Total contractual repayments | $ | 1,781,812 | $ | 1,786,141 | $ | 760,288 | $ | 25,853 | $ | 400,000 | $ | 600,000
|  |  |  |  | Due in |  |  |  |  |  |
|  |  | less than | Due in 1-3 | Due in 3-5 | Due after 5
|  | Total | 1 year | years | years | years
Total interest payments on long-term debt | $ | 336,210 | $ | 69,390 | $ | 82,080 | $ | 67,080 | $ | 117,660
Carrying amounts and accounting classifications |
At December 31, 2018
|  |  | FVTPL | Amortized cost | FVOCI - designated | Total
Financial assets |  |  |  |  |  |  |  |
| Cash and cash equivalents | $ | - | $ | 711,528 | $ | - | $ | 711,528
| Short-term investments |  | - |  | 391,025 |  | - |  | 391,025
| Accounts receivable [note 6] |  | - |  | 402,350 |  | - |  | 402,350
| Derivative assets [note 10] |  |  |  |  |  |  |  |
|  | Foreign currency contracts |  | 2,201 |  | - |  | - |  | 2,201
|  | Interest rate contracts |  | 1,680 |  | - |  | - |  | 1,680
| Investments in equity securities [note 10] |  | - |  | - |  | 28,916 |  | 28,916
| Advances receivable from Inkai [note 31] |  | - |  | 124,533 |  | - |  | 124,533
|  |  | $ | 3,881 | $ | 1,629,436 | $ | 28,916 | $ | 1,662,233
Financial liabilities |  |  |  |  |  |  |  |
| Accounts payable and accrued liabilities [note 12] | $ | - | $ | 224,754 | $ | - | $ | 224,754
| Current portion of long-term debt [note 13] |  | - |  | 499,599 |  | - |  | 499,599
| Derivative liabilities [note 14] |  |  |  |  |  |  |  |
|  | Foreign currency contracts |  | 54,866 |  | - |  | - |  | 54,866
|  | Interest rate contracts |  | 823 |  | - |  | - |  | 823
|  | Uranium contracts |  | 5,698 |  | - |  | - |  | 5,698
| Long-term debt [note 13] |  | - |  | 996,072 |  | - |  | 996,072
|  |  |  | 61,387 |  | 1,720,425 |  | - |  | 1,781,812
Net | $ | (57,506) | $ | (90,989) | $ | 28,916 | $ | (119,579)
At December 31, 2017 |  |  |  |  |  |  |  |  |  |
|  |  | FVTPL | Loans and receivables | Available for sale | Other financial liabilities | Total
Financial assets |  |  |  |  |  |  |  |  |  |
| Cash and cash equivalents | $ | - | $ | 591,620 | $ | - | $ | - | $ | 591,620
| Accounts receivable [note 6] |  | - |  | 396,824 |  | - |  | - |  | 396,824
| Derivative assets [note 10] |  |  |  |  |  |  |  |  |  |
|  | Foreign currency contracts |  | 39,984 |  | - |  | - |  | - |  | 39,984
|  | Interest rate contracts |  | 820 |  | - |  | - |  | - |  | 820
| Investments in equity securities [note 10] |  | - |  | - |  | 21,417 |  | - |  | 21,417
| Advances receivable from Inkai [note 31] |  | - |  | 58,820 |  | - |  | - |  | 58,820
|  |  | $ | 40,804 | $ | 1,047,264 | $ | 21,417 | $ | - | $ | 1,109,485
Financial liabilities |  |  |  |  |  |  |  |  |  |
| Accounts payable and accrued liabilities [note 12] | $ | - | $ | - | $ | - | $ | 258,405 | $ | 258,405
| Dividends payable |  | - |  | - |  | - |  | 39,579 |  | 39,579
| Derivative liabilities [note 14] |  |  |  |  |  |  |  |  |  |
|  | Foreign currency contracts |  | 5,624 |  | - |  | - |  | - |  | 5,624
|  | Interest rate contracts |  | 970 |  | - |  | - |  | - |  | 970
|  | Uranium contracts |  | 16,820 |  | - |  | - |  | - |  | 16,820
| Long-term debt [note 13] |  | - |  | - |  | - |  | 1,494,471 |  | 1,494,471
|  |  |  | 23,414 |  | - |  | - |  | 1,792,455 |  | 1,815,869
Net | $ | 17,390 | $ | 1,047,264 | $ | 21,417 | $ | (1,792,455) | $ | (706,384)
Fair value measurement, carrying amounts |
As at December 31, 2018 |  |  |  |  |  |  |  |
|  |  |  |  | Fair value
|  | Carrying value | Level 1 |  | Level 2 |  | Total
Derivative assets [note 10] |  |  |  |  |  |  |  |
| Foreign currency contracts | $ | 2,201 | $ | - | $ | 2,201 | $ | 2,201
| Interest rate contracts |  | 1,680 |  | - |  | 1,680 |  | 1,680
Investments in equity securities [note 10] |  | 28,916 |  | 28,916 |  | - |  | 28,916
Current portion of long-term debt [note 13] |  | (499,599) |  | - |  | (511,210) |  | (511,210)
Derivative liabilities [note 14] |  |  |  |  |  |  |  |
| Foreign currency contracts |  | (54,866) |  | - |  | (54,866) |  | (54,866)
| Interest rate contracts |  | (823) |  | - |  | (823) |  | (823)
| Uranium contracts |  | (5,698) |  | - |  | (5,698) |  | (5,698)
Long-term debt [note 13] |  | (996,072) |  | - |  | (1,111,782) |  | (1,111,782)
Net | $ | (1,524,261) | $ | 28,916 | $ | (1,680,498) | $ | (1,651,582)
As at December 31, 2017 |  |  |  |  |  |  |  |
|  |  |  |  | Fair value
|  | Carrying value | Level 1 |  | Level 2 |  | Total
Derivative assets [note 10] |  |  |  |  |  |  |  |
| Foreign currency contracts | $ | 39,984 | $ | - | $ | 39,984 | $ | 39,984
| Interest rate contracts |  | 820 |  | - |  | 820 |  | 820
Investments in equity securities [note 10] |  | 21,417 |  | 21,417 |  | - |  | 21,417
Derivative liabilities [note 14] |  |  |  |  |  |  |  |
| Foreign currency contracts |  | (5,624) |  | - |  | (5,624) |  | (5,624)
| Interest rate contracts |  | (970) |  | - |  | (970) |  | (970)
| Uranium contracts |  | (16,820) |  | - |  | (16,820) |  | (16,820)
Long-term debt [note 13] |  | (1,494,471) |  | - |  | (1,652,230) |  | (1,652,230)
Net | $ | (1,455,664) | $ | 21,417 | $ | (1,634,840) | $ | (1,613,423)
Fair value of derivative instruments and classification |
|  |  |  |  | 2018 |  | 2017
Non-hedge derivatives: |  |  |  |
| Foreign currency contracts | $ | (52,665) | $ | 34,360
| Interest rate contracts |  | 857 |  | (150)
| Uranium contracts |  | (5,698) |  | (16,820)
Net | $ | (57,506) | $ | 17,390
Classification: |  |  |  |
| Current portion of long-term receivables, investments and other [note 10] | $ | 1,028 | $ | 25,948
| Long-term receivables, investments and other [note 10] |  | 2,853 |  | 14,856
| Current portion of other liabilities [note 14] |  | (35,534) |  | (11,249)
| Other liabilities [note 14] |  | (25,853) |  | (12,165)
Net | $ | (57,506) | $ | 17,390
Summary of components of non-hedge derivative gains losses |
The following table summarizes the different components of the gains (losses) on derivatives included in net earnings:
|  |  | 2018 |  | 2017
Non-hedge derivatives: |  |  |  |
| Foreign currency contracts | $ | (85,967) | $ | 58,983
| Interest rate contracts |  | 2,032 |  | (4,014)
| Uranium contracts |  | 2,854 |  | 1,281
Net | $ | (81,081) | $ | 56,250

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