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Related-Party Transactions (Details) $ / shares in Units, $ in Millions	12 Months Ended
	Dec. 31, 2023 USD ($)	Dec. 31, 2022 USD ($)	Dec. 31, 2023 £ / shares	Dec. 31, 2023 USD ($) $ / shares shares	Dec. 31, 2022 £ / shares	Dec. 31, 2022 USD ($) $ / shares shares	Dec. 31, 2021 $ / shares
Nikkei-MEL Co. Limited
Related Party Transaction [Line Items]
Equity method investment, ownership percentage				50.00%
Ordinary shares
Related Party Transaction [Line Items]
Common stock, par value (in GBP per share) | (per share)			£ 0.50	$ 0.50	£ 0.50	$ 0.50	$ 0.50
Executive Leadership Team | Ordinary shares
Related Party Transaction [Line Items]
Number of common stock owned by related parties (in shares) | shares				289,036		233,724
Number of awards held by related parties (in shares) | shares				271,003		231,668
Related party | Nikkei-MEL Co. Limited
Related Party Transaction [Line Items]
Accounts receivable, related parties | $				$ 0.1		$ 0.1
Related party | Elektron
Related Party Transaction [Line Items]
Sales to related parties | $	$ 0.5	$ 0.6

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