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Summary of Significant Accounting Policies (Schedule of Right-of-use Assets and Liabilities) (Details) - USD ($) $ in Thousands | Dec. 31, 2023 | Dec. 31, 2022
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Summary of Significant Accounting Policies [Abstract] |  |
Current operating lease liabilities | $ 271,793 | $ 260,082
Operating Lease, Liability, Current, Statement of Financial Position [Extensible Enumeration] | Current lease liabilities | Current lease liabilities
Current financing lease liabilities | $ 1,671 | $ 2,283
Finance Lease, Liability, Current, Statement of Financial Position [Extensible Enumeration] | Current lease liabilities | Current lease liabilities
Current lease liabilities | $ 273,464 | $ 262,365
Long-term operating lease liabilities | $ 1,862,509 | $ 2,037,496
Operating Lease, Liability, Noncurrent, Statement of Financial Position [Extensible Enumeration] | Long-term lease liabilities | Long-term lease liabilities
Long-term financing lease liabilities | $ 3,177 | $ 3,132
Finance Lease, Liability, Noncurrent, Statement of Financial Position [Extensible Enumeration] | Long-term lease liabilities | Long-term lease liabilities
Long-term lease liabilities | $ 1,865,686 | $ 2,040,628

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