XML 45 R95.htm IDEA: XBRL DOCUMENT
v3.19.3.a.u2

SHARE-BASED COMPENSATION (Details 4) | 12 Months Ended
--- | ---
Dec. 31, 2019 CAD ($) shares | Dec. 31, 2018 CAD ($) shares
Sharebased Compensation Details 4Abstract |  |
RSUs outstanding, beginning | shares | 1,200,432 | 0
RSUs granted | shares | 1,927,000 | 1,299,432
RSU's exercised | shares | (373,333) | 0
RSUs forfeited | shares | 0 | (99,000)
RSUs outstanding, ending | shares | 2,754,099 | 1,200,432
RSUs vested, ending | shares | 303,810 | 0
RSUs outstanding, weighted average fair value, beginning | $ | $ 0.65 | $ 0
RSUs granted, weighted average fair value | $ | 0.73 | 0.65
RSUs exercised, weighted average fair value | $ | 0.7 | 0
RSUs forfeited, weighted average fair value | $ | 0 | 0.65
RSUs outstanding, weighted average fair value, ending | $ | 0.7 | 0.65
RSUs vested, weighted average fair value, ending | $ | $ 0.65 | $ 0

X
- References No definition available. + Details
Name: | DNN_NumberOfOutstandingRSUs
Namespace Prefix: | DNN_
Data Type: | xbrli:decimalItemType
Balance Type: | na
Period Type: | instant

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

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

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

X
- References No definition available. + Details
Name: | DNN_NumberOfRSUsVestedInSharebasedPaymentArrangement
Namespace Prefix: | DNN_
Data Type: | xbrli:decimalItemType
Balance Type: | na
Period Type: | instant

X
- References No definition available. + Details
Name: | DNN_SharebasedCompensationDetails4Abstract
Namespace Prefix: | DNN_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | DNN_WeightedAverageFairValueOfRSUsExercisedInSharebasedPaymentArrangement
Namespace Prefix: | DNN_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- References No definition available. + Details
Name: | DNN_WeightedAverageFairValueOfRSUsForfeitedInSharebasedPaymentArrangement
Namespace Prefix: | DNN_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- References No definition available. + Details
Name: | DNN_WeightedAverageFairValueOfRSUsGrantedInSharebasedPaymentArrangement
Namespace Prefix: | DNN_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- References No definition available. + Details
Name: | DNN_WeightedAverageFairValueOfRSUsOutstandingInSharebasedPaymentArrangement
Namespace Prefix: | DNN_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- References No definition available. + Details
Name: | DNN_WeightedAverageFairValueOfRSUsVestedInSharebasedPaymentArrangement
Namespace Prefix: | DNN_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant