XML 310 R168.htm IDEA: XBRL DOCUMENT v3.24.0.1

Share Based Compensation - Summary of Performance Criteria (Detail) - SEK (kr) kr in Billions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Disclosure of terms and conditions of share based payment arrangement [line Items]
Weight	100.00%	100.00%	100.00%	100.00%
Achieved Vesting Level			100.00%	100.00%
Bottom of range [Member]
Disclosure of terms and conditions of share based payment arrangement [line Items]
Vesting Opportunity	0.00%	0.00%	0.00%	0.00%
Top of range [Member]
Disclosure of terms and conditions of share based payment arrangement [line Items]
Vesting Opportunity	200.00%	200.00%	200.00%	200.00%
2023 Group operating income [member]
Disclosure of terms and conditions of share based payment arrangement [line Items]
Criteria	Range (SEK billion): 26.4 - 40.4
Weight	45.00%
Achievement, value	kr 21.4
Achieved Vesting Level	0.00%
2023 Group operating income [member] | Bottom of range [Member]
Disclosure of terms and conditions of share based payment arrangement [line Items]
Performance Period	Jan 1, 2023
Vesting Opportunity	0.00%
2023 Group operating income [member] | Top of range [Member]
Disclosure of terms and conditions of share based payment arrangement [line Items]
Performance Period	Dec 31, 2023
Vesting Opportunity	200.00%
2022 Group operating income [member]
Disclosure of terms and conditions of share based payment arrangement [line Items]
Criteria		Range (SEK billion): 24.1–34.1
Weight		45.00%
Achievement, value		kr 32.2
Achieved Vesting Level		162.76%
2022 Group operating income [member] | Bottom of range [Member]
Disclosure of terms and conditions of share based payment arrangement [line Items]
Performance Period		Jan 1, 2022
Vesting Opportunity		0.00%
2022 Group operating income [member] | Top of range [Member]
Disclosure of terms and conditions of share based payment arrangement [line Items]
Performance Period		Dec 31, 2022
Vesting Opportunity		200.00%
2021 Group operating income [member]
Disclosure of terms and conditions of share based payment arrangement [line Items]
Criteria			Range (SEK billion): 15.0–24.0
Weight			50.00%
Achievement, value			kr 27.4
Achieved Vesting Level			200.00%
2021 Group operating income [member] | Bottom of range [Member]
Disclosure of terms and conditions of share based payment arrangement [line Items]
Performance Period			Jan 1, 2021
Vesting Opportunity			0.00%
2021 Group operating income [member] | Top of range [Member]
Disclosure of terms and conditions of share based payment arrangement [line Items]
Performance Period			Dec 31, 2021
Vesting Opportunity			200.00%
2020 Group operating income [member]
Disclosure of terms and conditions of share based payment arrangement [line Items]
Criteria				Range (SEK billion): 19.1–27.9
Weight				50.00%
Achievement, value				kr 29.1
Achieved Vesting Level				200.00%
2020 Group operating income [member] | Bottom of range [Member]
Disclosure of terms and conditions of share based payment arrangement [line Items]
Performance Period				Jan 1, 2020
Vesting Opportunity				0.00%
2020 Group operating income [member] | Top of range [Member]
Disclosure of terms and conditions of share based payment arrangement [line Items]
Performance Period				Dec 31, 2020
Vesting Opportunity				200.00%
Absolute TSR [member]
Disclosure of terms and conditions of share based payment arrangement [line Items]
Criteria	Range: 6%-14%	Range: 6%-14%	Range: 6%–14%	Range: 6%–14%
Weight	25.00%	25.00%	30.00%	30.00%
Achieved Vesting Level			0.00%	0.00%
Achievement, percentage			(16.17%)	(6.65%)
Absolute TSR [member] | Bottom of range [Member]
Disclosure of terms and conditions of share based payment arrangement [line Items]
Performance Period	Jan 1, 2023	Jan 1, 2022	Jan 1, 2021	Jan 1, 2020
Vesting Opportunity	0.00%	0.00%	0.00%	0.00%
Absolute TSR [member] | Top of range [Member]
Disclosure of terms and conditions of share based payment arrangement [line Items]
Performance Period	Dec 31, 2025	Dec 31, 2024	Dec 31, 2023	Dec 31, 2022
Vesting Opportunity	200.00%	200.00%	200.00%	200.00%
Relative TSR [member]
Disclosure of terms and conditions of share based payment arrangement [line Items]
Criteria	Ranking of Ericsson: 6–2	Ranking of Ericsson: 6–2	Ranking of Ericsson: 6–2	Ranking of Ericsson: 6–2
Weight	20.00%	20.00%	20.00%	20.00%
Achieved Vesting Level			0.00%	0.00%
Achievement, description			12 out of 11	12 out of 11
Relative TSR [member] | Bottom of range [Member]
Disclosure of terms and conditions of share based payment arrangement [line Items]
Performance Period	Jan 1, 2023	Jan 1, 2022	Jan 1, 2021	Jan 1, 2020
Vesting Opportunity	0.00%	0.00%	0.00%	0.00%
Relative TSR [member] | Top of range [Member]
Disclosure of terms and conditions of share based payment arrangement [line Items]
Performance Period	Dec 31, 2025	Dec 31, 2024	Dec 31, 2023	Dec 31, 2022
Vesting Opportunity	200.00%	200.00%	200.00%	200.00%
Group Environmental, Social and Governance [member]
Disclosure of terms and conditions of share based payment arrangement [line Items]
Achieved Vesting Level	193.72%
CO2e emissions (ktonnes) 122104 [member] | Group Environmental, Social and Governance [member]
Disclosure of terms and conditions of share based payment arrangement [line Items]
Criteria	CO2e emissions (ktonnes): 122–104
Weight	1.68%
CO2e emissions (ktonnes) 122104 [member] | Group Environmental, Social and Governance [member] | Bottom of range [Member]
Disclosure of terms and conditions of share based payment arrangement [line Items]
Performance Period	Jan 1, 2025
Vesting Opportunity	0.00%
CO2e emissions (ktonnes) 122104 [member] | Group Environmental, Social and Governance [member] | Top of range [Member]
Disclosure of terms and conditions of share based payment arrangement [line Items]
Performance Period	Dec 31, 2025
Vesting Opportunity	200.00%
CO2e emissions (ktonnes) 132113 [member] | Group Environmental, Social and Governance [member]
Disclosure of terms and conditions of share based payment arrangement [line Items]
Criteria	CO2e emissions (ktonnes): 132–113
Weight	1.66%
CO2e emissions (ktonnes) 132113 [member] | Group Environmental, Social and Governance [member] | Bottom of range [Member]
Disclosure of terms and conditions of share based payment arrangement [line Items]
Performance Period	Jan 1, 2024
Vesting Opportunity	0.00%
CO2e emissions (ktonnes) 132113 [member] | Group Environmental, Social and Governance [member] | Top of range [Member]
Disclosure of terms and conditions of share based payment arrangement [line Items]
Performance Period	Dec 31, 2024
Vesting Opportunity	200.00%
CO2e emissions (ktonnes) 142121 [member] | Group Environmental, Social and Governance [member]
Disclosure of terms and conditions of share based payment arrangement [line Items]
Criteria	CO2e emissions (ktonnes): 142–121
Weight	1.66%
CO2e emissions (ktonnes) 142121 [member] | Group Environmental, Social and Governance [member] | Bottom of range [Member]
Disclosure of terms and conditions of share based payment arrangement [line Items]
Performance Period	Jan 1, 2023
Vesting Opportunity	0.00%
CO2e emissions (ktonnes) 142121 [member] | Group Environmental, Social and Governance [member] | Top of range [Member]
Disclosure of terms and conditions of share based payment arrangement [line Items]
Performance Period	Dec 31, 2023
Vesting Opportunity	200.00%
Increasing the representation of women leaders in the Ericsson Group Range 23-25 [Member] | Group Environmental, Social and Governance [member]
Disclosure of terms and conditions of share based payment arrangement [line Items]
Criteria	Increasing the representation of women leaders in the Ericsson Group: Range 23%–25%
Weight	5.00%
Increasing the representation of women leaders in the Ericsson Group Range 23-25 [Member] | Group Environmental, Social and Governance [member] | Bottom of range [Member]
Disclosure of terms and conditions of share based payment arrangement [line Items]
Performance Period	Jan 1, 2023
Vesting Opportunity	0.00%
Increasing the representation of women leaders in the Ericsson Group Range 23-25 [Member] | Group Environmental, Social and Governance [member] | Top of range [Member]
Disclosure of terms and conditions of share based payment arrangement [line Items]
Performance Period	Dec 31, 2025
Vesting Opportunity	200.00%
Increasing the representation of women leaders in the Ericsson Group Range 22-24 [member] | Group Environmental, Social and Governance [member]
Disclosure of terms and conditions of share based payment arrangement [line Items]
Criteria		Increasing the representation of women leaders in the Ericsson Group: Range 22%–24%
Weight		5.00%
Increasing the representation of women leaders in the Ericsson Group Range 22-24 [member] | Group Environmental, Social and Governance [member] | Bottom of range [Member]
Disclosure of terms and conditions of share based payment arrangement [line Items]
Performance Period		Jan 1, 2022
Vesting Opportunity		0.00%
Increasing the representation of women leaders in the Ericsson Group Range 22-24 [member] | Group Environmental, Social and Governance [member] | Top of range [Member]
Disclosure of terms and conditions of share based payment arrangement [line Items]
Performance Period		Dec 31, 2024
Vesting Opportunity		200.00%
CO2e emissions (ktonnes) 265200 [member] | Group Environmental, Social and Governance [member]
Disclosure of terms and conditions of share based payment arrangement [line Items]
Criteria		CO2e emissions (ktonnes): 265–200
Weight		5.00%
CO2e emissions (ktonnes) 265200 [member] | Group Environmental, Social and Governance [member] | Bottom of range [Member]
Disclosure of terms and conditions of share based payment arrangement [line Items]
Performance Period		Jan 1, 2022
Vesting Opportunity		0.00%
CO2e emissions (ktonnes) 265200 [member] | Group Environmental, Social and Governance [member] | Top of range [Member]
Disclosure of terms and conditions of share based payment arrangement [line Items]
Performance Period		Dec 31, 2024
Vesting Opportunity		200.00%

X

- Definition

Description of performance period.

+ References

No definition available.

+ Details

Name:	eric_DescriptionOfPerformancePeriod
Namespace Prefix:	eric_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Percentage weight performance targets.

+ References

No definition available.

+ Details

Name:	eric_PercentageWeightPerformanceTargets
Namespace Prefix:	eric_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Performance targets criteria.

+ References

No definition available.

+ Details

Name:	eric_PerformanceTargetsCriteria
Namespace Prefix:	eric_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Share based payment arrangement achieved vesting level percentage.

+ References

No definition available.

+ Details

Name:	eric_ShareBasedPaymentArrangementAchievedVestingLevelPercentage
Namespace Prefix:	eric_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Share based payment arrangement vesting achievement.

+ References

No definition available.

+ Details

Name:	eric_ShareBasedPaymentArrangementVestingAchievement
Namespace Prefix:	eric_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Definition

Share based payment arrangement vesting achievement description.

+ References

No definition available.

+ Details

Name:	eric_ShareBasedPaymentArrangementVestingAchievementDescription
Namespace Prefix:	eric_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Share based payment arrangement vesting Achievement percentage.

+ References

No definition available.

+ Details

Name:	eric_ShareBasedPaymentArrangementVestingAchievementPercentage
Namespace Prefix:	eric_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Share-based payment arrangement vesting rights percentage.

+ References

No definition available.

+ Details

Name:	eric_SharebasedPaymentArrangementVestingRightsPercentage
Namespace Prefix:	eric_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

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

- 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_TypesOfSharebasedPaymentArrangementsAxis=eric_TwoThousandAndTwentyThreeGroupOperatingIncomeMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

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

X

- Details

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

X

- Details

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

X

- Details

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

X

- Details

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

X

- Details

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

X

- Details

Name:	eric_SubCriteriaAxis=eric_Co2eEmissionsKtonnes122104Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	eric_SubCriteriaAxis=eric_Co2eEmissionsKtonnes132113Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	eric_SubCriteriaAxis=eric_Co2eEmissionsKtonnes142121Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	eric_SubCriteriaAxis=eric_IncreasingTheRepresentationOfWomenLeadersInTheEricssonGroupRange2325Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	eric_SubCriteriaAxis=eric_IncreasingTheRepresentationOfWomenLeadersInTheEricssonGroupRange2224Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	eric_SubCriteriaAxis=eric_Co2eEmissionsKtonnes265200Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: