Quarterly report pursuant to Section 13 or 15(d)

Long-Term Debt and Borrowing Arrangements (Schedule of Available Capacity Under Borrowing Arrangements) (Details)

v3.21.2
Long-Term Debt and Borrowing Arrangements (Schedule of Available Capacity Under Borrowing Arrangements) (Details) - $750 million revolving credit facility (due May 2023)
$ in Millions
Sep. 30, 2021
USD ($)
Debt Instrument [Line Items]  
Total capacity $ 750
Less: Letters of credit 15
Available capacity $ 735