Employee Benefit Plans - Net periodic benefit cost (Details) $ in Thousands	5 Months Ended
	Dec. 31, 2025 USD ($)
Net periodic benefit cost
Service cost	$ 78
Interest cost	$ 1,395
Defined Benefit Plan, Net Periodic Benefit Cost (Credit), Interest Cost, Statement of Income or Comprehensive Income [Extensible Enumeration]	Interest Income (Expense), Nonoperating
Expected return on plan assets	$ (1,484)
Defined Benefit Plan, Net Periodic Benefit (Cost) Credit, Expected Return (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration]	Other Nonoperating Income (Expense)
Plan amendments	$ 130
Amortization of net loss	$ 858
Defined Benefit Plan, Net Periodic Benefit (Cost) Credit, Amortization of Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration]	Other Nonoperating Income (Expense)
Net periodic (benefit) cost	$ 977