Employee Benefit Plans - Pension Plan Weighted-Average Asset Allocations (Details) - DB Pension Plan	Dec. 31, 2021	Dec. 31, 2020
Defined Contribution Plan Disclosure [Line Items]
Weighted-average asset allocations	100.00%	100.00%
Equity securities
Defined Contribution Plan Disclosure [Line Items]
Weighted-average asset allocations	61.00%	63.00%
Debt securities
Defined Contribution Plan Disclosure [Line Items]
Weighted-average asset allocations	33.00%	36.00%
Other
Defined Contribution Plan Disclosure [Line Items]
Weighted-average asset allocations	6.00%	1.00%