Commitments and Contingent Liabilities - Narrative (Details) $ in Thousands		6 Months Ended
	Mar. 13, 2019 USD ($)	Jun. 30, 2023 USD ($) potentially_responsible_party	Dec. 31, 2022 USD ($)	Sep. 30, 2021 USD ($)	Mar. 26, 2020 party	Jun. 05, 2017 company
Product Liability Contingency
Litigation settlement amount		$ 14,000
Number of companies that received a general notice letter (company) | company						140
Present value of remedial work		1,100,000
Undiscovered remedial work		$ 1,700,000
Anticipated clean period		13 years
Number of potentially responsible parties included in agreement | potentially_responsible_party		100
Number of parties required to perform remedial design work | party					2
Environmental Loss Contingency Statement Of Financial Position Extensible Enumeration Not Disclosed Flag		financial condition
Accrual for environmental loss		$ 2,447	$ 2,472
UPRR
Product Liability Contingency
Litigation settlement amount	$ 50,000
Litigation settlement amount, current	2,000
Litigation settlement amount, non-current	$ 48,000
Payment period	6 years
Purchase commitment	$ 48,000
UPRR
Product Liability Contingency
Annual commitment amount	$ 8,000			$ 6,000