XML 66 R40.htm IDEA: XBRL DOCUMENT
v3.20.4

DEFERRED REVENUE (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2020
Deferred Revenue Abstract |
Deferred revenue |
|  | At December 31 |  | At December 31
(in thousands) |  | 2020 |  | 2019
Deferred revenue – pre-sold toll milling: |  |  |  |  |  |  |  |
CLJV Toll Milling - APG |  | $ | 36,617 |  |  | $ | 36,321 |
|  | $ | 36,617 |  |  | $ | 36,321 |
Deferred revenue-by balance sheet presentation: |  |  |  |  |  |  |  |
Current |  | $ | 3,478 |  |  | $ | 4,580 |
Non-current |  |  | 33,139 |  |  |  | 31,741 |
|  | $ | 36,617 |  |  | $ | 36,321 |
Deferred revenue liability continuity |
(in thousands) |  | 2020 |  | 2019
Balance-January 1 |  | $ | 36,321 |  |  | $ | 37,727 |
Revenue earned during the period (note 21) |  |  | (2,762 | ) |  |  | (4,609 | )
Accretion |  |  | 3,058 |  |  |  | 3,203 |
Balance-December 31 |  | $ | 36,617 |  |  | $ | 36,321 |

X
- References No definition available. + Details
Name: | DNN_DeferredRevenueAbstract
Namespace Prefix: | DNN_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | DNN_SummaryOfDeferredRevenueLiabilityContinuityTableTextBlock
Namespace Prefix: | DNN_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | DNN_SummaryOfDeferredRevenueTableTextBlock
Namespace Prefix: | DNN_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration