XML 88 R57.htm IDEA: XBRL DOCUMENT v3.22.4

Share Capital and Reserves - Summary of Share Purchase Options (Detail) - Stock Option Incentive Plan [member]	12 Months Ended
	Dec. 31, 2022 shares $ / shares	Dec. 31, 2021 shares	Dec. 31, 2020 shares
Disclosure of terms and conditions of share-based payment arrangement [line items]
Number of shares purchase options outstanding | shares	16,356,022	11,239,342	9,127,103
Number of shares purchase options, vested | shares	9,209,030
Weighted average exercise price per share	$ 7.55
Range Exercise Price 5.92 – 7.44 [member]
Disclosure of terms and conditions of share-based payment arrangement [line items]
Year of expiry	2023
Number of shares purchase options outstanding | shares	3,156,999
Number of shares purchase options, vested | shares	3,156,999
Weighted average exercise price per share	$ 6.04
Range Exercise Price 5.92 – 7.44 [member] | Bottom of Range [member]
Disclosure of terms and conditions of share-based payment arrangement [line items]
Exercise price per share	5.92
Range Exercise Price 5.92 – 7.44 [member] | Top of Range [member]
Disclosure of terms and conditions of share-based payment arrangement [line items]
Exercise price per share	$ 7.44
Range Exercise Price 1.66 – 12.40 [member]
Disclosure of terms and conditions of share-based payment arrangement [line items]
Year of expiry	2024
Number of shares purchase options outstanding | shares	3,188,023
Number of shares purchase options, vested | shares	3,188,023
Weighted average exercise price per share	$ 8.05
Range Exercise Price 1.66 – 12.40 [member] | Bottom of Range [member]
Disclosure of terms and conditions of share-based payment arrangement [line items]
Exercise price per share	1.66
Range Exercise Price 1.66 – 12.40 [member] | Top of Range [member]
Disclosure of terms and conditions of share-based payment arrangement [line items]
Exercise price per share	$ 12.4
Range Exercise Price 9.43 [member]
Disclosure of terms and conditions of share-based payment arrangement [line items]
Year of expiry	2025
Number of shares purchase options outstanding | shares	2,812,000
Number of shares purchase options, vested | shares	1,874,672
Exercise price per share	$ 9.43
Weighted average exercise price per share	$ 9.43
Range Exercise Price 7.18 [member]
Disclosure of terms and conditions of share-based payment arrangement [line items]
Year of expiry	2026
Number of shares purchase options outstanding | shares	2,968,000
Number of shares purchase options, vested | shares	989,336
Exercise price per share	$ 7.18
Weighted average exercise price per share	$ 7.18
Range Exercise Price 7.12 [member]
Disclosure of terms and conditions of share-based payment arrangement [line items]
Year of expiry	2027
Number of shares purchase options outstanding | shares	4,231,000
Number of shares purchase options, vested | shares	0
Exercise price per share	$ 7.12
Weighted average exercise price per share	$ 0

X

- Definition

Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with members defined in one or many axes of the table.

+ References

No definition available.

+ Details

Name:	ifrs-full_DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementLineItems
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

The exercise price of outstanding share options.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 2
-IssueDate 2022-03-24
-Paragraph 45
-Subparagraph d
-URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2022-en-r&anchor=para_45_d&doctype=Standard
-URIDate 2022-03-24

+ Details

Name:	ifrs-full_ExercisePriceOfOutstandingShareOptions2019
Namespace Prefix:	ifrs-full_
Data Type:	dtr-types: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 2022-03-24
-Paragraph 45
-Subparagraph d
-URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2022-en-r&anchor=para_45_d&doctype=Standard
-URIDate 2022-03-24

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 2
-IssueDate 2022-03-24
-Paragraph 45
-Subparagraph b
-Clause i
-URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2022-en-r&anchor=para_45_b_i&doctype=Standard
-URIDate 2022-03-24

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 2
-IssueDate 2022-03-24
-Paragraph 45
-Subparagraph b
-Clause vi
-URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2022-en-r&anchor=para_45_b_vi&doctype=Standard
-URIDate 2022-03-24

+ 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 2022-03-24
-Paragraph 45
-Subparagraph b
-Clause vii
-URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2022-en-r&anchor=para_45_b_vii&doctype=Standard
-URIDate 2022-03-24

+ 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 2022-03-24
-Paragraph 45
-Subparagraph b
-Clause vii
-URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2022-en-r&anchor=para_45_b_vii&doctype=Standard
-URIDate 2022-03-24

+ Details

Name:	ifrs-full_WeightedAverageExercisePriceOfShareOptionsExercisableInSharebasedPaymentArrangement2019
Namespace Prefix:	ifrs-full_
Data Type:	dtr-types:perShareItemType
Balance Type:	na
Period Type:	instant

X

- Definition

The year in which the options expire.

+ References

No definition available.

+ Details

Name:	sand_OptionsExpirationYear
Namespace Prefix:	sand_
Data Type:	xbrli:gYearItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	ifrs-full_TypesOfSharebasedPaymentArrangementsAxis=sand_StockOptionIncentivePlanMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	ifrs-full_RangesOfExercisePricesForOutstandingShareOptionsAxis=sand_RangeExercisePriceRangeOneMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	ifrs-full_RangeAxis=ifrs-full_BottomOfRangeMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	ifrs-full_RangeAxis=ifrs-full_TopOfRangeMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	ifrs-full_RangesOfExercisePricesForOutstandingShareOptionsAxis=sand_RangeExercisePriceRangeTwoMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	ifrs-full_RangesOfExercisePricesForOutstandingShareOptionsAxis=sand_RangeExercisePriceRangeThreeMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	ifrs-full_RangesOfExercisePricesForOutstandingShareOptionsAxis=sand_RangeExercisePriceRangeFourMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	ifrs-full_RangesOfExercisePricesForOutstandingShareOptionsAxis=sand_RangeExercisePriceRangeFiveMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: