Subsequent Events (Details) - Domestic Line of Credit [Member] - USD ($) $ in Millions	Nov. 02, 2020	Nov. 01, 2020
Subsequent Event [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity		$ 1,850
Line Of Credit Facility Utilized Borrowing Capacity		$ 1
Subsequent Event [Member]
Subsequent Event [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity	$ 1,850
Line of Credit Facility, Additional Borrowing Capacity, Covenant Terms	minimum consolidated interest coverage ratio of consolidated adjusted EBITDA to consolidated interest expense (as each is defined in the credit facility) of not less than 3.25:1.00, measured quarterly, and customary events of default for credit facilities of this type