Fair Value (Tables)
|9 Months Ended|
Sep. 30, 2021
|Fair Value Disclosures [Abstract]|
|Carrying Amounts and Estimated Fair Values of Financial Instruments||
The carrying amounts and estimated fair values of all other financial instruments were as follows (in millions):
Tabular disclosure of the fair value of financial instruments, including financial assets and financial liabilities, and the measurements of those instruments, assets, and liabilities.
Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef