XML 312 R170.htm IDEA: XBRL DOCUMENT
v3.24.0.1

Share Based Compensation - Summary of Number of Shares and Synthetic Shares (Detail) | 12 Months Ended
--- | ---
Dec. 31, 2023 shares
Executive members [member] |
Disclosure of terms and conditions of share based payment arrangement [line Items] |
Maximum shares required | 13,700,000
Granted shares | 6,500,000
Outstanding beginning | 3,500,000
Forfeited during 2023 | (100,000)
Increase/decrease due to performance condition 2023 | (2,000,000)
Outstanding ending | 5,100,000
Executive members [member] | LTV 2023 [member] |
Disclosure of terms and conditions of share based payment arrangement [line Items] |
Maximum shares required | 4,100,000
Granted shares | 3,700,000
Exercised during 2023 | 0
Increase/decrease due to performance condition 2023 | (1,700,000)
Outstanding ending | 2,000,000
Executive members [member] | LTV 2022 [member] |
Disclosure of terms and conditions of share based payment arrangement [line Items] |
Maximum shares required | 2,000,000
Granted shares | 700,000
Outstanding beginning | 900,000
Outstanding ending | 900,000
Executive members [member] | LTV 2021 [member] |
Disclosure of terms and conditions of share based payment arrangement [line Items] |
Maximum shares required | 2,100,000
Granted shares | 600,000
Outstanding beginning | 900,000
Forfeited during 2023 | (100,000)
Increase/decrease due to performance condition 2023 | (300,000)
Outstanding ending | 500,000
Executive members [member] | LTV 2020 [member] |
Disclosure of terms and conditions of share based payment arrangement [line Items] |
Maximum shares required | 2,500,000
Granted shares | 900,000
Outstanding beginning | 900,000
Outstanding ending | 900,000
Executive members [member] | LTV 2019 [member] |
Disclosure of terms and conditions of share based payment arrangement [line Items] |
Maximum shares required | 3,000,000
Granted shares | 600,000
Outstanding beginning | 800,000
Outstanding ending | 800,000
The President and CEO [member] |
Disclosure of terms and conditions of share based payment arrangement [line Items] |
Granted shares | 1,900,000
Outstanding beginning | 1,600,000
Increase/decrease due to performance condition 2023 | (500,000)
Outstanding ending | 1,700,000
The President and CEO [member] | LTV 2023 [member] |
Disclosure of terms and conditions of share based payment arrangement [line Items] |
Granted shares | 600,000
Exercised during 2023 | 0
Increase/decrease due to performance condition 2023 | (300,000)
Outstanding ending | 300,000
The President and CEO [member] | LTV 2022 [member] |
Disclosure of terms and conditions of share based payment arrangement [line Items] |
Granted shares | 300,000
Outstanding beginning | 400,000
Outstanding ending | 400,000
The President and CEO [member] | LTV 2021 [member] |
Disclosure of terms and conditions of share based payment arrangement [line Items] |
Granted shares | 300,000
Outstanding beginning | 500,000
Increase/decrease due to performance condition 2023 | (200,000)
Outstanding ending | 300,000
The President and CEO [member] | LTV 2020 [member] |
Disclosure of terms and conditions of share based payment arrangement [line Items] |
Granted shares | 400,000
Outstanding beginning | 400,000
Outstanding ending | 400,000
The President and CEO [member] | LTV 2019 [member] |
Disclosure of terms and conditions of share based payment arrangement [line Items] |
Granted shares | 300,000
Outstanding beginning | 300,000
Outstanding ending | 300,000
Key contributor plan [member] |
Disclosure of terms and conditions of share based payment arrangement [line Items] |
Synthetic shares | 41,100,000
Key contributor plan [member] | Key Contributor Plan 2023 [Member] |
Disclosure of terms and conditions of share based payment arrangement [line Items] |
Synthetic shares | 30,200,000
Key contributor plan [member] | Key contributor plan 2022 [member] |
Disclosure of terms and conditions of share based payment arrangement [line Items] |
Synthetic shares | 7,500,000
Key contributor plan [member] | Key Contributor Plan2021 [member] |
Disclosure of terms and conditions of share based payment arrangement [line Items] |
Synthetic shares | 3,400,000
Synthetic shares [member] | Executive performance plan [member] |
Disclosure of terms and conditions of share based payment arrangement [line Items] |
Synthetic shares | 1,800,000
Synthetic shares [member] | Executive performance plan [member] | EPP 2022 [member] |
Disclosure of terms and conditions of share based payment arrangement [line Items] |
Synthetic shares | 1,100,000
Synthetic shares [member] | Executive performance plan [member] | EPP 2021 [member] |
Disclosure of terms and conditions of share based payment arrangement [line Items] |
Synthetic shares | 700,000

X
- Definition Increase due to performance condition + References No definition available. + Details
Name: | eric_IncreaseDueToPerformanceCondition
Namespace Prefix: | eric_
Data Type: | xbrli:decimalItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of synthetic shares issued. + References No definition available. + Details
Name: | eric_NumberOfSyntheticSharesIssued
Namespace Prefix: | eric_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

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 number of other equity instruments (ie other than share options) granted in a share-based payment arrangement. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IFRS -Number 2 -IssueDate 2023-01-01 -Paragraph 45 -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2023-en-r&anchor=para_45&doctype=Standard -URIDate 2023-03-23 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 2 -IssueDate 2023-01-01 -Paragraph 47 -Subparagraph b -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2023-en-r&anchor=para_47_b&doctype=Standard -URIDate 2023-03-23 + Details
Name: | ifrs-full_NumberOfInstrumentsOtherEquityInstrumentsGranted
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:decimalItemType
Balance Type: | na
Period Type: | duration

X
- Definition The number of other equity instruments (ie other than share options) exercised or vested in a share-based payment arrangement. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IFRS -Number 2 -IssueDate 2023-01-01 -Paragraph 45 -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2023-en-r&anchor=para_45&doctype=Standard -URIDate 2023-03-23 + Details
Name: | ifrs-full_NumberOfOtherEquityInstrumentsExercisedOrVestedInSharebasedPaymentArrangement
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:decimalItemType
Balance Type: | na
Period Type: | duration

X
- Definition The number of other equity instruments (ie other than share options) forfeited in a share-based payment arrangement. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IFRS -Number 2 -IssueDate 2023-01-01 -Paragraph 45 -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2023-en-r&anchor=para_45&doctype=Standard -URIDate 2023-03-23 + Details
Name: | ifrs-full_NumberOfOtherEquityInstrumentsForfeitedInSharebasedPaymentArrangement
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:decimalItemType
Balance Type: | na
Period Type: | duration

X
- Definition The number of other equity instruments (ie other than share options) outstanding in a share-based payment arrangement. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IFRS -Number 2 -IssueDate 2023-01-01 -Paragraph 45 -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2023-en-r&anchor=para_45&doctype=Standard -URIDate 2023-03-23 + Details
Name: | ifrs-full_NumberOfOtherEquityInstrumentsOutstandingInSharebasedPaymentArrangement
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:decimalItemType
Balance Type: | na
Period Type: | instant

X
- Definition The number of shares issued by the entity. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2023-01-01 -Paragraph 106 -Subparagraph d -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2023-en-r&anchor=para_106_d&doctype=Standard -URIDate 2023-03-23 + Details
Name: | ifrs-full_NumberOfSharesIssued
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Details
Name: | dei_EntityContactPersonnelContactPersonTypeAxis=eric_MembersOfExecutiveProgramsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_TypesOfSharebasedPaymentArrangementsAxis=eric_TwoThousandTwentyThreeLongTermVariableCompensationProgramMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_TypesOfSharebasedPaymentArrangementsAxis=eric_TwoThousandTwentyTwoLongTermVariableCompensationProgramMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_TypesOfSharebasedPaymentArrangementsAxis=eric_TwoThousandTwentyOneLongTermVariableCompensationProgramMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_TypesOfSharebasedPaymentArrangementsAxis=eric_TwoThousandTwentyLongTermVariableCompensationProgramMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_TypesOfSharebasedPaymentArrangementsAxis=eric_TwoThousandNineteenLongTermVariableCompensationProgramMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_EntityContactPersonnelContactPersonTypeAxis=eric_PresidentAndChiefExecutiveOfficerMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | eric_PlanName1Axis=eric_KeyContributorPlanMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | eric_ShareBasedPaymentAwardDateAxis=eric_KeyContributorPlan2023Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | eric_ShareBasedPaymentAwardDateAxis=eric_KeyContributorPlan2022Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | eric_ShareBasedPaymentAwardDateAxis=eric_KeyContributorPlan2021Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfOrdinarySharesAxis=eric_SyntheticSharesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | eric_PlanName1Axis=eric_ExecutivePerformancePlanMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | eric_ShareBasedPaymentAwardDateAxis=eric_TwoThousandTwentyTwoExecutivePerformancePlanMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | eric_ShareBasedPaymentAwardDateAxis=eric_TwoThousandTwentyOneExecutivePerformancePlanMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |