XML 75 R44.htm IDEA: XBRL DOCUMENT
v3.22.4

RECLAMATION OBLIGATIONS (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2022
RECLAMATION OBLIGATIONS |
Summary of Reclamation obligations | ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | At December 31 |  | At December 31
(in thousands) |  | 2022 |  | 2021
​ | ​ | ​ | ​ | ​ | ​ | ​
Reclamation obligations-by item: |  |  | ​ | ​ |  |
Elliot Lake |  | $ | 16,634 |  | $ | 20,877
MLJV and MWJV | ​ | ​ | 10,069 | ​ | ​ | 15,405
Wheeler River and other | ​ | ​ | 2,756 | ​ | ​ | 1,250
​ |  | $ | 29,459 |  | $ | 37,532
​ | ​ | ​ | ​ | ​ | ​ | ​
Reclamation obligations-by balance sheet presentation: | ​ | ​ | ​ | ​ | ​ | ​
Current |  | $ | 2,865 |  | $ | 1,181
Non-current | ​ | ​ | 26,594 | ​ | ​ | 36,351
​ |  | $ | 29,459 |  | $ | 37,532
​
Summary of Reclamation obligations continuity | ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | ​ | ​ | ​ | ​ | ​
(in thousands) |  | 2022 |  | 2021
​ | ​ | ​ | ​ | ​ | ​ | ​
Balance-January 1 |  | $ | 37,532 |  | $ | 38,420
Accretion (note 21) | ​ | ​ | 1,444 | ​ | ​ | 1,343
Expenditures incurred | ​ | ​ | (1,348) | ​ | ​ | (815)
Liability adjustments-balance sheet (note 10) | ​ | ​ | (4,043) | ​ | ​ | (831)
Liability adjustments-Income statement (note 21) | ​ | ​ | (4,126) | ​ | ​ | (585)
Balance-December 31 |  | $ | 29,459 |  | $ | 37,532
​

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

X
- Definition The tabular disclosure of Reclamation Obligations Continuity. + References No definition available. + Details
Name: | dnn_SummaryOfReclamationObligationsContinuityTableTextBlock
Namespace Prefix: | dnn_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition The tabular disclosure of summary of reclamation obligations. + References No definition available. + Details
Name: | dnn_SummaryOfReclamationObligationsTableTextBlock
Namespace Prefix: | dnn_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration