Annual and transition report of foreign private issuers pursuant to Section 13 or 15(d)

Commitments and Contingencies (Details)

v3.23.1
Commitments and Contingencies (Details) - claim
Mar. 31, 2023
Mar. 31, 2022
Mar. 31, 2021
Mar. 31, 2020
Mar. 31, 2019
Mar. 31, 2018
Loss Contingencies [Line Items]            
Number of pending claims 359 365 360 393 332 336
New Zealand | Subsidiaries | New Zealand Weathertightness            
Loss Contingencies [Line Items]            
Number of pending claims 1