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Share Plans - Additional Information (Details) - $ / shares	1 Months Ended	6 Months Ended
	Mar. 31, 2023	Jul. 02, 2023
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Awards granted during the period (in shares)	10,000	31,028
Weighted average fair value of options granted (in USD per share)		$ 14.71
Share-Based Payment Arrangement, Tranche One
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting percentage	50.00%
Share-Based Payment Arrangement, Tranche Two
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting percentage	50.00%
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)	126,600
Weighted average fair value of options granted (in USD per share)	$ 17.94

X

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