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v3.22.0.1

Pilot plant (Details Narrative) | 6 Months Ended
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Dec. 31, 2021 CAD ($)
Pilot Plant |
Useful life measure as period o time, pilot plant (Year) | 2 years
Pilot plant, estimated salvage value | $ 640,000

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

X
- Definition The estimated salvage vaue of pilot plant. + References No definition available. + Details
Name: | sli_PilotPlantEstimatedSalvageValue
Namespace Prefix: | sli_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition The useful life, measured as period of time, used for pilot plant. + References No definition available. + Details
Name: | sli_UsefulLifeMeasureAsPeriodOTimePilotPlant
Namespace Prefix: | sli_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration