Summary of Significant Accounting Policies (Schedule of Right-of-use Assets and Liabilities) (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
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