Employee Benefit Plans - Plan assets using fair value hierarchy (Details) - Retirement Income Plan $ in Thousands	Dec. 31, 2022 USD ($)
Defined Benefit Plan Disclosure [Line Items]
Investments measured at Net Asset Value	$ 0
Investments at Fair Value	20,041
Cash and cash equivalents
Defined Benefit Plan Disclosure [Line Items]
Total Assets in the Fair Value Hierarchy	740
Fixed income securities
Defined Benefit Plan Disclosure [Line Items]
Total Assets in the Fair Value Hierarchy	19,301
Investment
Defined Benefit Plan Disclosure [Line Items]
Total Assets in the Fair Value Hierarchy	20,041
Level 1 | Cash and cash equivalents
Defined Benefit Plan Disclosure [Line Items]
Total Assets in the Fair Value Hierarchy	740
Level 1 | Fixed income securities
Defined Benefit Plan Disclosure [Line Items]
Total Assets in the Fair Value Hierarchy	0
Level 1 | Investment
Defined Benefit Plan Disclosure [Line Items]
Total Assets in the Fair Value Hierarchy	740
Level 2 | Cash and cash equivalents
Defined Benefit Plan Disclosure [Line Items]
Total Assets in the Fair Value Hierarchy	0
Level 2 | Fixed income securities
Defined Benefit Plan Disclosure [Line Items]
Total Assets in the Fair Value Hierarchy	19,301
Level 2 | Investment
Defined Benefit Plan Disclosure [Line Items]
Total Assets in the Fair Value Hierarchy	$ 19,301