XML 31 R36.htm IDEA: XBRL DOCUMENT
v3.19.3.a.u2

CASH AND CASH EQUIVALENTS (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2019
Cash And Cash Equivalents |
Cash and cash equivalent balance |
|  |  |  | At December 31 |  | At December 31
(in thousands) |  |  |  | 2019 |  | 2018
Cash |  |  | $ | 1,583 | $ | 1,152
Cash in MLJV and MWJV |  |  |  | 1,397 |  | 654
Cash equivalents |  |  |  | 5,210 |  | 21,401
|  |  | $ | 8,190 | $ | 23,207

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

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