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Note 10 - Short-term and Long-term Borrowings - Aggregate Amounts of Maturities on Bonds Outstanding and Other Long-term Obligations (Details)
$ in Thousands
Dec. 31, 2019
USD ($)
Aggregate amounts of debt maturities in 2020 $ 183
Aggregate amounts of debt maturities in 2021 140,168
Aggregate amounts of debt maturities in 2022 30,000
Aggregate amounts of debt maturities in 2023 0
Aggregate amounts of debt maturities in 2024 $ 0