Share Plans - Additional Information (Details) - $ / shares	1 Months Ended
Jun. 29, 2025	Mar. 30, 2025
Luxfer Holdings PLC Long-Term Umbrella Incentive Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Awards granted during the period (in shares)		135,000
Weighted average fair value of options granted (in USD per share)		$ 12.13
Luxfer Holdings PLC Non-Executive Directors' Equity Incentive Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Awards granted during the period (in shares)	45,000
Weighted average fair value of options granted (in USD per share)	$ 11.46

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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+ Details