Directors Remuneration Expense, Annual Incentive

No definition available.

Name:	hsbc_DirectorsRemunerationExpenseAnnualIncentive
Namespace Prefix:	hsbc_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Directors Remuneration Expense, Annual Incentive, Cash Percentage

+ References

No definition available.

+ Details

Name:	hsbc_DirectorsRemunerationExpenseAnnualIncentiveCashPercentage
Namespace Prefix:	hsbc_
Data Type:	dtr-types1:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Directors Remuneration Expense, Annual Incentive, Retention Period

+ References

No definition available.

+ Details

Name:	hsbc_DirectorsRemunerationExpenseAnnualIncentiveRetentionPeriod
Namespace Prefix:	hsbc_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Directors Remuneration Expense, Annual Incentive, Share Percentage

+ References

No definition available.

+ Details

Name:	hsbc_DirectorsRemunerationExpenseAnnualIncentiveSharePercentage
Namespace Prefix:	hsbc_
Data Type:	dtr-types1:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Directors Remuneration Expense, Base Salary

+ References

No definition available.

+ Details

Name:	hsbc_DirectorsRemunerationExpenseBaseSalary
Namespace Prefix:	hsbc_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Directors Remuneration Expense, Cash In Lieu Of Pension

+ References

No definition available.

+ Details

Name:	hsbc_DirectorsRemunerationExpenseCashInLieuOfPension
Namespace Prefix:	hsbc_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Directors' Remuneration Expense, Fixed

+ References

No definition available.

+ Details

Name:	hsbc_DirectorsRemunerationExpenseFixed
Namespace Prefix:	hsbc_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Directors Remuneration Expense, Fixed Pay Allowance

+ References

No definition available.

+ Details

Name:	hsbc_DirectorsRemunerationExpenseFixedPayAllowance
Namespace Prefix:	hsbc_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Directors' Remuneration Expense, Long Term Incentive

+ References

No definition available.

+ Details

Name:	hsbc_DirectorsRemunerationExpenseLongTermIncentive
Namespace Prefix:	hsbc_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Directors Remuneration Expense, Non-Taxable Benefits

+ References

No definition available.

+ Details

Name:	hsbc_DirectorsRemunerationExpenseNonTaxableBenefits
Namespace Prefix:	hsbc_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Directors Remuneration Expense, Notional Returns

+ References

No definition available.

+ Details

Name:	hsbc_DirectorsRemunerationExpenseNotionalReturns
Namespace Prefix:	hsbc_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Directors Remuneration Expense, Taxable Benefits

+ References

No definition available.

+ Details

Name:	hsbc_DirectorsRemunerationExpenseTaxableBenefits
Namespace Prefix:	hsbc_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Directors' Remuneration Expense, Variable

+ References

No definition available.

+ Details

Name:	hsbc_DirectorsRemunerationExpenseVariable
Namespace Prefix:	hsbc_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Share Price1

+ References

No definition available.

+ Details

Name:	hsbc_SharePrice1
Namespace Prefix:	hsbc_
Data Type:	dtr-types1:perShareItemType
Balance Type:	na
Period Type:	instant

- References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Note Expiry date 2027-01-01
-Name IAS
-Number 1
-IssueDate 2025-01-01
-Paragraph 112
-Subparagraph c
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_112_c&doctype=Standard
-URIDate 2025-03-27

+ Details

Name:	ifrs-full_DirectorsRemunerationExpense
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

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

- Definition

The weighted average share price. [Refer: Weighted average [member]]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 2
-IssueDate 2025-01-01
-Paragraph 45
-Subparagraph c
-URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2025-en-r&anchor=para_45_c&doctype=Standard
-URIDate 2025-03-27

+ Details

Name:	ifrs-full_WeightedAverageSharePrice2019
Namespace Prefix:	ifrs-full_
Data Type:	dtr-2022:perShareItemType
Balance Type:	na
Period Type:	duration

- Details

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

- Details

Name:	ifrs-full_CategoriesOfRelatedPartiesAxis=hsbc_GeorgesElhederyMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	ifrs-full_CategoriesOfRelatedPartiesAxis=hsbc_PamKaurMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	hsbc_PlanName1Axis=hsbc_A20222024LTIMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Report of Directors Corporate Governance - Single total figure of remuneration (Details) £ / shares in Units, $ / shares in Units, £ in Thousands, $ in Thousands	3 Months Ended		12 Months Ended
	Dec. 31, 2025 $ / shares £ / shares	Dec. 31, 2024 £ / shares	Dec. 31, 2025 USD ($)	Dec. 31, 2025 GBP (£) £ / shares	Dec. 31, 2024 USD ($)	Mar. 11, 2025 £ / shares	Feb. 28, 2023 $ / shares	Feb. 28, 2023 £ / shares
Disclosure of transactions between related parties [line items]
Retention period			1 year	1 year
% of annual incentive in cash			50.00%	50.00%
% of annual incentive in shares			50.00%	50.00%
Long-term incentive awards
Disclosure of transactions between related parties [line items]
Share price on date of grant (in gbp per share) \| (per share)	£ 6.36			£ 6.36			$ 6.357	£ 5.38
Average share price (in gbp per share) \| $ / shares	£ 10.708
Georges Elhedery
Disclosure of transactions between related parties [line items]
Base salary			$ 1,479	£ 1,500	$ 989
Fixed pay allowance ('FPA')			0		1,288
Taxable benefits			61		39
Non-taxable benefits			108		58
Cash in lieu of pension			148		99
Total fixed			1,796		2,473
Annual incentive			3,605	3,605	1,677
Long term incentive			1,217		1,418
Notional returns			5		8
Total variable			4,827		3,103
Directors' remuneration expense			6,623		$ 5,576
Pam Kaur
Disclosure of transactions between related parties [line items]
Base salary			863	875
Fixed pay allowance ('FPA')			0
Taxable benefits			71
Non-taxable benefits			66
Cash in lieu of pension			86
Total fixed			1,086
Annual incentive			2,100	£ 2,100
Long term incentive			708
Notional returns			11
Total variable			2,819
Directors' remuneration expense			$ 3,905
2022-2024 LTI \| Georges Elhedery \| Long-term incentive awards
Disclosure of transactions between related parties [line items]
Share price on date of grant (in gbp per share) \| £ / shares						£ 8.442
Average share price (in gbp per share) \| £ / shares		£ 7.184