Note 11. Fair Value Measurements (Details) - Balance Sheet Grouping - USD ($) $ in Thousands	Dec. 31, 2025	Dec. 31, 2024
Financial Instruments, Financial Assets, Balance Sheet Groupings [Abstract]
Government grants receivable - noncurrent	$ 125,607	$ 157,570
Carrying Value Measurement [Member]
Financial Instruments, Financial Assets, Balance Sheet Groupings [Abstract]
Government grants receivable - noncurrent	125,607	157,570
Financial Instruments, Financial Liabilities, Balance Sheet Groupings [Abstract]
Long-term debt, including current maturities	373,651	464,550
Estimate of Fair Value Measurement [Member]
Financial Instruments, Financial Assets, Balance Sheet Groupings [Abstract]
Government grants receivable - noncurrent	104,391	123,743
Financial Instruments, Financial Liabilities, Balance Sheet Groupings [Abstract]
Long-term debt, including current maturities	$ 382,318	$ 441,016