Loans and other liabilities - Financial Covenants (Narrative) (Details) $ in Millions	Dec. 31, 2025 USD ($)
Loans and other liabilities
Liquidity amount	$ 2,802
Minimum liquidity requirement	$ 250

Minimum amount of liquidity that the company is required to maintain.

No definition available.

Name:	zim_MinimumLiquidityRequirementAmount
Namespace Prefix:	zim_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant