Retirement Benefit Plans - Weighted-average Asset Allocations by Asset Category (Details) - USD ($)	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Defined Benefit Plan, Plan Assets, Category [Line Items]
Plan assets, amount		$ 0
Non-U.S. Plan | Pension Plan
Defined Benefit Plan, Plan Assets, Category [Line Items]
Plan assets, amount	$ 11,300,000	12,900,000	$ 13,300,000
Non-U.S. Plan | Pension Plan | Level 1
Defined Benefit Plan, Plan Assets, Category [Line Items]
Plan assets, amount	0	0
Non-U.S. Plan | Pension Plan | Level 2
Defined Benefit Plan, Plan Assets, Category [Line Items]
Plan assets, amount	0	0
Non-U.S. Plan | Pension Plan | Level 3
Defined Benefit Plan, Plan Assets, Category [Line Items]
Plan assets, amount	11,300,000	12,900,000
Investment Account Held by Pension Plan | Non-U.S. Plan | Pension Plan
Defined Benefit Plan, Plan Assets, Category [Line Items]
Plan assets, amount	11,300,000	12,900,000
Investment Account Held by Pension Plan | Non-U.S. Plan | Pension Plan | Level 1
Defined Benefit Plan, Plan Assets, Category [Line Items]
Plan assets, amount	0	0
Investment Account Held by Pension Plan | Non-U.S. Plan | Pension Plan | Level 2
Defined Benefit Plan, Plan Assets, Category [Line Items]
Plan assets, amount	0	0
Investment Account Held by Pension Plan | Non-U.S. Plan | Pension Plan | Level 3
Defined Benefit Plan, Plan Assets, Category [Line Items]
Plan assets, amount	$ 11,300,000	$ 12,900,000