XML 65 R46.htm IDEA: XBRL DOCUMENT
v3.23.1

Share Capital - Options by exercise price (Details) | 9 Months Ended |  |
--- | --- | --- | ---
Mar. 31, 2023 CAD ($) $ / shares | Jun. 30, 2022 CAD ($) | Jun. 30, 2021 CAD ($)
IfrsStatementLineItems [Line Items] |  |  |
Number of shares, options outstanding | $ | 4,420,000 | 10,170,000 | 13,750,784
Weighted Average Remaining Contractual Life, Options Outstanding (Year) | 1 year 9 months 10 days |  |
Weighted Average Exercise Price, Options exercisable (in CAD per share) | $ 3.67 |  |
Number Exercisable, Options Exercisable | $ | 4,420,000 |  |
Weighted Average Exercise Price, Options exercisable (in CAD per share) | $ 3.67 |  |
0.75 |  |  |
IfrsStatementLineItems [Line Items] |  |  |
Weighted Average Exercise Price, Options Outstanding (in CAD per share) | $ 0.75 |  |
Number of shares, options outstanding | $ | 200,000 |  |
Weighted Average Remaining Contractual Life, Options Outstanding (Year) | 1 month 2 days |  |
Weighted Average Exercise Price, Options exercisable (in CAD per share) | $ 0.75 |  |
Number Exercisable, Options Exercisable | $ | 200,000 |  |
Weighted Average Exercise Price, Options exercisable (in CAD per share) | $ 0.75 |  |
1.40 |  |  |
IfrsStatementLineItems [Line Items] |  |  |
Weighted Average Exercise Price, Options Outstanding (in CAD per share) | $ 1.40 |  |
Number of shares, options outstanding | $ | 1,450,000 |  |
Weighted Average Remaining Contractual Life, Options Outstanding (Year) | 5 months 4 days |  |
Weighted Average Exercise Price, Options exercisable (in CAD per share) | $ 1.40 |  |
Number Exercisable, Options Exercisable | $ | 1,450,000 |  |
Weighted Average Exercise Price, Options exercisable (in CAD per share) | $ 1.40 |  |
3.39 |  |  |
IfrsStatementLineItems [Line Items] |  |  |
Weighted Average Exercise Price, Options Outstanding (in CAD per share) | $ 3.39 |  |
Number of shares, options outstanding | $ | 1,200,000 |  |
Weighted Average Remaining Contractual Life, Options Outstanding (Year) | 2 years 9 months 21 days |  |
Weighted Average Exercise Price, Options exercisable (in CAD per share) | $ 3.39 |  |
Number Exercisable, Options Exercisable | $ | 1,200,000 |  |
Weighted Average Exercise Price, Options exercisable (in CAD per share) | $ 3.39 |  |
3.43 |  |  |
IfrsStatementLineItems [Line Items] |  |  |
Weighted Average Exercise Price, Options Outstanding (in CAD per share) | $ 3.43 |  |
Number of shares, options outstanding | $ | 400,000 |  |
Weighted Average Remaining Contractual Life, Options Outstanding (Year) | 1 year 14 days |  |
Weighted Average Exercise Price, Options exercisable (in CAD per share) | $ 3.43 |  |
Number Exercisable, Options Exercisable | $ | 400,000 |  |
Weighted Average Exercise Price, Options exercisable (in CAD per share) | $ 3.43 |  |
6.08 |  |  |
IfrsStatementLineItems [Line Items] |  |  |
Weighted Average Exercise Price, Options Outstanding (in CAD per share) | $ 6.08 |  |
Number of shares, options outstanding | $ | 200,000 |  |
Weighted Average Remaining Contractual Life, Options Outstanding (Year) | 3 years 3 months 21 days |  |
Weighted Average Exercise Price, Options exercisable (in CAD per share) | $ 6.08 |  |
Number Exercisable, Options Exercisable | $ | 200,000 |  |
Weighted Average Exercise Price, Options exercisable (in CAD per share) | $ 6.08 |  |
6.31 |  |  |
IfrsStatementLineItems [Line Items] |  |  |
Weighted Average Exercise Price, Options Outstanding (in CAD per share) | $ 6.31 |  |
Number of shares, options outstanding | $ | 200,000 |  |
Weighted Average Remaining Contractual Life, Options Outstanding (Year) | 3 years 11 months 4 days |  |
Weighted Average Exercise Price, Options exercisable (in CAD per share) | $ 6.31 |  |
Number Exercisable, Options Exercisable | $ | 200,000 |  |
Weighted Average Exercise Price, Options exercisable (in CAD per share) | $ 6.31 |  |
7.55 |  |  |
IfrsStatementLineItems [Line Items] |  |  |
Weighted Average Exercise Price, Options Outstanding (in CAD per share) | $ 7.55 |  |
Number of shares, options outstanding | $ | 500,000 |  |
Weighted Average Remaining Contractual Life, Options Outstanding (Year) | 1 year 10 months 17 days |  |
Weighted Average Exercise Price, Options exercisable (in CAD per share) | $ 7.55 |  |
Number Exercisable, Options Exercisable | $ | 500,000 |  |
Weighted Average Exercise Price, Options exercisable (in CAD per share) | $ 7.55 |  |
8.25 |  |  |
IfrsStatementLineItems [Line Items] |  |  |
Weighted Average Exercise Price, Options Outstanding (in CAD per share) | $ 8.25 |  |
Number of shares, options outstanding | $ | 170,000 |  |
Weighted Average Remaining Contractual Life, Options Outstanding (Year) | 3 years 11 months 15 days |  |
Weighted Average Exercise Price, Options exercisable (in CAD per share) | $ 8.25 |  |
Number Exercisable, Options Exercisable | $ | 170,000 |  |
Weighted Average Exercise Price, Options exercisable (in CAD per share) | $ 8.25 |  |
9.40 |  |  |
IfrsStatementLineItems [Line Items] |  |  |
Weighted Average Exercise Price, Options Outstanding (in CAD per share) | $ 9.40 |  |
Number of shares, options outstanding | $ | 100,000 |  |
Weighted Average Remaining Contractual Life, Options Outstanding (Year) | 4 years 10 days |  |
Weighted Average Exercise Price, Options exercisable (in CAD per share) | $ 9.40 |  |
Number Exercisable, Options Exercisable | $ | 100,000 |  |
Weighted Average Exercise Price, Options exercisable (in CAD per share) | $ 9.40 |  |

X
- Definition The exercise price of outstanding share options. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 2 -IssueDate 2021-01-01 -Paragraph 45 -Subparagraph d -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2021-en-r&anchor=para_45_d&doctype=Standard -URIDate 2021-03-24 + Details
Name: | ifrs-full_ExercisePriceOfOutstandingShareOptions2019
Namespace Prefix: | ifrs-full_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | instant

X
- Definition The number of share options outstanding in a share-based payment arrangement. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 2 -IssueDate 2021-01-01 -Paragraph 45 -Subparagraph d -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2021-en-r&anchor=para_45_d&doctype=Standard -URIDate 2021-03-24 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 2 -IssueDate 2021-01-01 -Paragraph 45 -Subparagraph b -Clause i -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2021-en-r&anchor=para_45_b_i&doctype=Standard -URIDate 2021-03-24 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 2 -IssueDate 2021-01-01 -Paragraph 45 -Subparagraph b -Clause vi -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2021-en-r&anchor=para_45_b_vi&doctype=Standard -URIDate 2021-03-24 + Details
Name: | ifrs-full_NumberOfOutstandingShareOptions
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:decimalItemType
Balance Type: | na
Period Type: | instant

X
- Definition The number of share options exercisable in a share-based payment arrangement. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 2 -IssueDate 2021-01-01 -Paragraph 45 -Subparagraph b -Clause vii -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2021-en-r&anchor=para_45_b_vii&doctype=Standard -URIDate 2021-03-24 + Details
Name: | ifrs-full_NumberOfShareOptionsExercisableInSharebasedPaymentArrangement
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:decimalItemType
Balance Type: | na
Period Type: | instant

X
- Definition The weighted average exercise price of share options exercisable in a share-based payment arrangement. [Refer: Weighted average [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 2 -IssueDate 2021-01-01 -Paragraph 45 -Subparagraph b -Clause vii -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2021-en-r&anchor=para_45_b_vii&doctype=Standard -URIDate 2021-03-24 + Details
Name: | ifrs-full_WeightedAverageExercisePriceOfShareOptionsExercisableInSharebasedPaymentArrangement2019
Namespace Prefix: | ifrs-full_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | instant

X
- Definition The weighted average remaining contractual life of outstanding share options. [Refer: Weighted average [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 2 -IssueDate 2021-01-01 -Paragraph 45 -Subparagraph d -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2021-en-r&anchor=para_45_d&doctype=Standard -URIDate 2021-03-24 + Details
Name: | ifrs-full_WeightedAverageRemainingContractualLifeOfOutstandingShareOptions2019
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

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

X
- References No definition available. + Details
Name: | sli_WeightedAverageExercisePriceOfShareOptionsExercisableInSharebasedPaymentArrangement
Namespace Prefix: | sli_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | instant

X
- Details
Name: | ifrs-full_RangesOfExercisePricesForOutstandingShareOptionsAxis=sli_RangeOneMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_RangesOfExercisePricesForOutstandingShareOptionsAxis=sli_RangeFourMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_RangesOfExercisePricesForOutstandingShareOptionsAxis=sli_RangeSixMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_RangesOfExercisePricesForOutstandingShareOptionsAxis=sli_RangeSevenMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_RangesOfExercisePricesForOutstandingShareOptionsAxis=sli_RangeEightMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_RangesOfExercisePricesForOutstandingShareOptionsAxis=sli_RangeNineMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_RangesOfExercisePricesForOutstandingShareOptionsAxis=sli_RangeTenMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_RangesOfExercisePricesForOutstandingShareOptionsAxis=sli_RangeElevenMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_RangesOfExercisePricesForOutstandingShareOptionsAxis=sli_RangeTwelveMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |