Pension and Retirement Plans - Schedule of Pension Plan Weighted-average Asset Allocations by Asset (Details)	Dec. 31, 2019	Dec. 31, 2018
Defined Benefit Plan Disclosure [Line Items]
Weighted average asset allocations percentage	100.00%	100.00%
Equity Securities
Defined Benefit Plan Disclosure [Line Items]
Weighted average asset allocations percentage	53.00%	60.00%
Debt Securities
Defined Benefit Plan Disclosure [Line Items]
Weighted average asset allocations percentage	36.00%	35.00%
Other
Defined Benefit Plan Disclosure [Line Items]
Weighted average asset allocations percentage	3.00%	1.00%
Cash and Equivalents
Defined Benefit Plan Disclosure [Line Items]
Weighted average asset allocations percentage	8.00%	4.00%