Asbestos - Schedule of Time Deposits (Details) $ in Millions |
Mar. 31, 2026
AUD ($)
|
|---|---|
| Time Deposits, 27 January 2027 Maturity Date | |
| Net Investment Income [Line Items] | |
| Interest Rate | 4.78% |
| Time Deposits | $ 70 |
| Time Deposits, October 16, 2026 Maturity Date | |
| Net Investment Income [Line Items] | |
| Interest Rate | 4.14% |
| Time Deposits | $ 70 |
| Time Deposits, July 24, 2026 Maturity Date | |
| Net Investment Income [Line Items] | |
| Interest Rate | 4.14% |
| Time Deposits | $ 60 |
| Time Deposits, April 7, 2026 Maturity Date | |
| Net Investment Income [Line Items] | |
| Interest Rate | 4.16% |
| Time Deposits | $ 90 |