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Inventories | 12 Months Ended
--- | ---
Dec. 31, 2020
Classes Of Inventories [Abstract] |
Inventories | 7. Inventories
|  | 2020 | 2019
Uranium |  |  |  |
| Concentrate | $ | 579,653 | $ | 204,123
| Broken ore |  | 45,387 |  | 51,094
|  |  | 625,040 |  | 255,217
Fuel services |  | 52,273 |  | 62,701
Other |  | 3,056 |  | 2,852
Total | $ | 680,369 | $ | 320,770
Cameco expensed $1,435,000,000 of inventory as cost of sales during 2020 (2019 - $1,398,000,000).

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- Definition The entire disclosure for inventories. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 2 -IssueDate 2020-01-01 -Section Disclosure -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=2&code=ifrs-tx-2020-en-r&doctype=Standard&dita_xref=IAS02_g36-39_TI -URIDate 2020-01-01 + Details
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