Employee Benefits - AOCI (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Pension Benefits
Defined Benefit Plan Disclosure [Line Items]
Unrecognized prior service cost	$ (26,066)	$ (29,346)
Unrecognized actuarial (gain) loss	24,961	35,730
Total amounts recognized in AOCI	(1,105)	6,384
Anticipated amortization of net actuarial losses in next fiscal year	207
Post-retirement Benefits
Defined Benefit Plan Disclosure [Line Items]
Unrecognized prior service cost	0	(15,085)
Unrecognized actuarial (gain) loss	0	2,920
Total amounts recognized in AOCI	$ 0	$ (12,165)

Amount, before tax, of accumulated other comprehensive (income) loss for defined benefit plan, that has not been recognized in net periodic benefit cost (credit).

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Amount, before tax, of accumulated other comprehensive income (loss) for gain (loss) of defined benefit plan, that has not been recognized in net periodic benefit (cost) credit.

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Amount, before tax, of accumulated other comprehensive (income) loss for cost (credit) of benefit change attributable to participants' prior service from plan amendment or plan initiation of defined benefit plan, that has not been recognized in net periodic benefit cost (credit).

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