Qualified Employee Benefit Plans - Reconciliation of Amounts Recognized in Other Comprehensive Income for the Retirement Plan (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Defined Benefit Plan Disclosure [Line Items]
Recognized actuarial gain (loss)	$ 6,922
Amortization of prior service cost	24
Changes in employee benefit related items	6,946	$ 15,767	$ (4,256)
Income tax (expense)	(95)	(59)	(187)
Employee benefit related items, net of tax	6,851	15,708	(4,443)
Retirement Plan
Defined Benefit Plan Disclosure [Line Items]
Recognized actuarial gain (loss)	6,519
Amortization of prior service cost	24
Changes in employee benefit related items	6,543	15,882	(4,065)
Income tax (expense)	(33)	(87)	(216)
Employee benefit related items, net of tax	6,510	$ 15,795	$ (4,281)
Retired Individual Plan
Defined Benefit Plan Disclosure [Line Items]
Recognized actuarial gain (loss)	107
Amortization of prior service cost	0
Changes in employee benefit related items	107
Income tax (expense)	0
Employee benefit related items, net of tax	107
Foreign Retirement Plans
Defined Benefit Plan Disclosure [Line Items]
Recognized actuarial gain (loss)	296
Amortization of prior service cost	0
Changes in employee benefit related items	296
Income tax (expense)	(62)
Employee benefit related items, net of tax	$ 234