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Note 8 - Long-term Debt - Debt Maturities (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
2024	$ 149,902
2025	185,024
Total	$ 334,926	$ 529,654

Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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