Quarterly report [Sections 13 or 15(d)]

Shareholders' Deficit - Summary of Changes in Shareholders' Deficit (Parenthetical) (Detail)

v3.26.1
Shareholders' Deficit - Summary of Changes in Shareholders' Deficit (Parenthetical) (Detail) - USD ($)
shares in Millions, $ in Millions
3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Issuance of common shares 0.1 0.7
Repurchases of common shares   0.3
Foreign currency translation adjustment, tax $ (0.1) $ 0.4
Unrealized gain on derivatives, tax $ 0.0 $ 0.0
Maximum [Member]    
Repurchases of common shares 0.1