General form of registration statement for all companies including face-amount certificate companies

Income Taxes - Summary of Open Tax Years by Major Tax Jurisdictions (Detail)

v3.21.2
Income Taxes - Summary of Open Tax Years by Major Tax Jurisdictions (Detail)
 12 Months Ended
Jun. 30, 2021
Foreign Tax Authority [Member] | Canada [Member] | Earliest Tax Year [Member]  
Income Tax Contingency [Line Items]  
Open Tax Year 2014
Foreign Tax Authority [Member] | Canada [Member] | Latest Tax Year [Member]  
Income Tax Contingency [Line Items]  
Open Tax Year 2021
Foreign Tax Authority [Member] | France [Member] | Earliest Tax Year [Member]  
Income Tax Contingency [Line Items]  
Open Tax Year 2018
Foreign Tax Authority [Member] | France [Member] | Latest Tax Year [Member]  
Income Tax Contingency [Line Items]  
Open Tax Year 2021
Foreign Tax Authority [Member] | Germany [Member] | Earliest Tax Year [Member]  
Income Tax Contingency [Line Items]  
Open Tax Year 2015
Foreign Tax Authority [Member] | Germany [Member] | Latest Tax Year [Member]  
Income Tax Contingency [Line Items]  
Open Tax Year 2021
Foreign Tax Authority [Member] | United Kingdom [Member] | Earliest Tax Year [Member]  
Income Tax Contingency [Line Items]  
Open Tax Year 2018
Foreign Tax Authority [Member] | United Kingdom [Member] | Latest Tax Year [Member]  
Income Tax Contingency [Line Items]  
Open Tax Year 2021
Domestic Tax Authority [Member] | United States [Member] | Earliest Tax Year [Member]  
Income Tax Contingency [Line Items]  
Open Tax Year 2015
Domestic Tax Authority [Member] | United States [Member] | Latest Tax Year [Member]  
Income Tax Contingency [Line Items]  
Open Tax Year 2021
State and Local Jurisdiction [Member] | United States [Member] | Earliest Tax Year [Member]  
Income Tax Contingency [Line Items]  
Open Tax Year 2004
State and Local Jurisdiction [Member] | United States [Member] | Latest Tax Year [Member]  
Income Tax Contingency [Line Items]  
Open Tax Year 2021