Retirement Benefit Plans - Summary of Fair Value of Plan Assets by Level (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Defined Benefit Plan Disclosure [Line Items]
Total pension plan assets	$ 201,382	$ 271,846
Level 1
Defined Benefit Plan Disclosure [Line Items]
Total pension plan assets	28,441	40,923
Level 2
Defined Benefit Plan Disclosure [Line Items]
Total pension plan assets	172,941	230,923
Level 3
Defined Benefit Plan Disclosure [Line Items]
Total pension plan assets	0	0
Common collective trusts
Defined Benefit Plan Disclosure [Line Items]
Total pension plan assets	172,941	230,923
Common collective trusts | Level 1
Defined Benefit Plan Disclosure [Line Items]
Total pension plan assets	0	0
Common collective trusts | Level 2
Defined Benefit Plan Disclosure [Line Items]
Total pension plan assets	172,941	230,923
Common collective trusts | Level 3
Defined Benefit Plan Disclosure [Line Items]
Total pension plan assets	0	0
Registered investment companies
Defined Benefit Plan Disclosure [Line Items]
Total pension plan assets	26,923	39,082
Registered investment companies | Level 1
Defined Benefit Plan Disclosure [Line Items]
Total pension plan assets	26,923	39,082
Registered investment companies | Level 2
Defined Benefit Plan Disclosure [Line Items]
Total pension plan assets	0	0
Registered investment companies | Level 3
Defined Benefit Plan Disclosure [Line Items]
Total pension plan assets	0	0
Cash and cash equivalents
Defined Benefit Plan Disclosure [Line Items]
Total pension plan assets	1,518	1,841
Cash and cash equivalents | Level 1
Defined Benefit Plan Disclosure [Line Items]
Total pension plan assets	1,518	1,841
Cash and cash equivalents | Level 2
Defined Benefit Plan Disclosure [Line Items]
Total pension plan assets	0	0
Cash and cash equivalents | Level 3
Defined Benefit Plan Disclosure [Line Items]
Total pension plan assets	$ 0	$ 0