XML 148 R113.htm IDEA: XBRL DOCUMENT
v3.20.4

Long-Term Debt - Carrying Value of Long Term Debt Instruments (Detail) $ in Millions, $ in Millions | 12 Months Ended |  |
--- | --- | --- | ---
Dec. 31, 2020 CAD ($) | Dec. 31, 2020 USD ($) | Dec. 31, 2019 CAD ($)
Disclosure of detailed information about borrowings [Line Items] |  |  |
Long-term debt | $ 6,164 |  | $ 4,543
3.050% Senior notes [Member] |  |  |
Disclosure of detailed information about borrowings [Line Items] |  |  |
Issue date | Aug. 27, 2020 |  |
Maturity date | Aug. 27, 2060 |  |
Par value |  | $ 1,155 |
Long-term debt | $ 1,460 |  |
4.70% Senior notes [Member] |  |  |
Disclosure of detailed information about borrowings [Line Items] |  |  |
Issue date | Jun. 23, 2016 |  |
Maturity date | Jun. 23, 2046 |  |
Par value |  | 1,000 |
Long-term debt | $ 1,265 |  | 1,290
5.375% Senior notes [Member] |  |  |
Disclosure of detailed information about borrowings [Line Items] |  |  |
Issue date | Mar. 04, 2016 |  |
Maturity date | Mar. 04, 2046 |  |
Par value |  | 750 |
Long-term debt | $ 943 |  | 962
2.396% Senior notes [Member] |  |  |
Disclosure of detailed information about borrowings [Line Items] |  |  |
Issue date | Jun. 01, 2020 |  |
Maturity date | Jun. 01, 2027 |  |
Par value |  | 200 |
Long-term debt | $ 254 |  |
2.484% Senior notes [Member] |  |  |
Disclosure of detailed information about borrowings [Line Items] |  |  |
Issue date | May 19, 2020 |  |
Maturity date | May 19, 2027 |  |
Par value |  | 500 |
Long-term debt | $ 632 |  |
3.527% Senior notes [Member] |  |  |
Disclosure of detailed information about borrowings [Line Items] |  |  |
Issue date | Dec. 02, 2016 |  |
Maturity date | Dec. 02, 2026 |  |
Par value |  | 270 |
Long-term debt | $ 343 |  | 350
4.150% Senior notes [Member] |  |  |
Disclosure of detailed information about borrowings [Line Items] |  |  |
Issue date | Mar. 04, 2016 |  |
Maturity date | Mar. 04, 2026 |  |
Par value |  | 1,000 |
Long-term debt | $ 1,267 |  | 1,292
4.90% Senior notes [Member] |  |  |
Disclosure of detailed information about borrowings [Line Items] |  |  |
Issue date | Sep. 17, 2010 |  |
Maturity date | Sep. 17, 2020 |  |
Par value |  | $ 500 |
Long-term debt | $ 0 |  | $ 649

X
- Definition Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes of the table. + References No definition available. + Details
Name: | ifrs-full_DisclosureOfDetailedInformationAboutBorrowingsLineItems
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The non-current portion of non-current borrowings. [Refer: Borrowings] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2020-01-01 -Paragraph 55 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2020-en-r&anchor=para_55&doctype=Standard -URIDate 2020-01-01 + Details
Name: | ifrs-full_LongtermBorrowings
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Debt instrument issuance date2. + References No definition available. + Details
Name: | mfc_DebtInstrumentIssuanceDate2
Namespace Prefix: | mfc_
Data Type: | xbrli:dateItemType
Balance Type: | na
Period Type: | duration

X
- Definition Debt instrument maturity date. + References No definition available. + Details
Name: | mfc_DebtInstrumentMaturityDate1
Namespace Prefix: | mfc_
Data Type: | xbrli:dateItemType
Balance Type: | na
Period Type: | duration

X
- Definition Debt instrument par value. + References No definition available. + Details
Name: | mfc_DebtInstrumentParValue
Namespace Prefix: | mfc_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
Name: | ifrs-full_BorrowingsByNameAxis=mfc_ThreePointZeroFiveZeroPercentageSeniorNotesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_BorrowingsByNameAxis=mfc_FourPointSevenZeroPercentageSeniorNotesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_BorrowingsByNameAxis=mfc_FivePointThreeSevenFivePercentageSeniorNotesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_BorrowingsByNameAxis=mfc_TwoPointThreeNineSixPercentageSeniorNotesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_BorrowingsByNameAxis=mfc_TwoPointFourEightFourPercentageSeniorNotesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_BorrowingsByNameAxis=mfc_ThreePointFiveTwoSevenPercentageSeniorNotesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_BorrowingsByNameAxis=mfc_FourPointOneFiveZeroPercentageSeniorNotesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_BorrowingsByNameAxis=mfc_FourPointNineZeroPercentageSeniorNotesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |