Financial Commitments (Principal Payments of Long-Term Debt) (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Debt Disclosure [Abstract]
2022	$ 24,406
2023	23,187
2024	16,137
2025	539,888
2026	8,578
Thereafter	398,567
Subtotal	1,010,763
Unamortized Discounts and Issuance Costs	17,109
Total debt	$ 993,654	$ 1,025,465

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Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

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