XML 65 R51.htm IDEA: XBRL DOCUMENT
v3.22.4

Income Tax - Summary of Years Open to Examination under Different Jurisdiction (Detail) | 12 Months Ended
--- | ---
Dec. 31, 2022
Earliest Tax Year [Member] | Canada [Member] | Canada [Member] |
Income Tax Examination [Line Items] |
Years open to examination | 2018
Earliest Tax Year [Member] | Canada [Member] | UK [Member] |
Income Tax Examination [Line Items] |
Years open to examination | 2016
Earliest Tax Year [Member] | US [Member] |
Income Tax Examination [Line Items] |
Years open to examination | 2019
Latest Tax Year [Member] | Canada [Member] | Canada [Member] |
Income Tax Examination [Line Items] |
Years open to examination | 2022
Latest Tax Year [Member] | Canada [Member] | UK [Member] |
Income Tax Examination [Line Items] |
Years open to examination | 2022
Latest Tax Year [Member] | US [Member] |
Income Tax Examination [Line Items] |
Years open to examination | 2022

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

X
- Definition Tax year that remains open to examination under enacted tax laws, in YYYY format. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 15 -Subparagraph (e) -URI https://asc.fasb.org/extlink&oid=121826272&loc=d3e32718-109319 + Details
Name: | us-gaap_OpenTaxYear
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:gYearListItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_TaxPeriodAxis=us-gaap_EarliestTaxYearMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_IncomeTaxAuthorityAxis=us-gaap_ForeignCountryMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=country_CA
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=country_GB
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_IncomeTaxAuthorityAxis=us-gaap_DomesticCountryMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_TaxPeriodAxis=us-gaap_LatestTaxYearMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |