Retirement Plans - Assumptions Used to Determine the Net Periodic Benefit Cost and Benefit Obligations (Details) - Pension Plans, Defined Benefit [Member]	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Defined Benefit Plan Disclosure [Line Items]
Discount rate for net periodic pension cost	2.30%	3.10%	4.20%
Discount rate for benefit obligations	2.65%	2.30%	3.10%
Expected long-term return of plan assets	5.25%	6.25%	7.00%