Fair Value Measurements and Derivative Instruments (Nonrecurring) (Details) - Fair Value, Measurements, Nonrecurring - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Level 1
Assets:
Cash and cash equivalents	$ 2,701,770	$ 3,684,474
Total Assets	2,701,770	3,684,474
Liabilities:
Long-term debt (including current portion of long-term debt)	0	0
Total Liabilities	0	0
Level 2
Assets:
Cash and cash equivalents	0	0
Total Assets	0	0
Liabilities:
Long-term debt (including current portion of long-term debt)	22,376,480	20,981,040
Total Liabilities	22,376,480	20,981,040
Level 3
Assets:
Cash and cash equivalents	0	0
Total Assets	0	0
Liabilities:
Long-term debt (including current portion of long-term debt)	0	0
Total Liabilities	0	0
Total Carrying Amount
Assets:
Cash and cash equivalents	2,701,770	3,684,474
Total Assets	2,701,770	3,684,474
Liabilities:
Long-term debt (including current portion of long-term debt)	20,618,065	18,706,359
Total Liabilities	20,618,065	18,706,359
Total Fair Value
Assets:
Cash and cash equivalents	2,701,770	3,684,474
Total Assets	2,701,770	3,684,474
Liabilities:
Long-term debt (including current portion of long-term debt)	22,376,480	20,981,040
Total Liabilities	$ 22,376,480	$ 20,981,040