XML 49 R37.htm IDEA: XBRL DOCUMENT v3.21.2
New Accounting Pronouncements (Details) - The "Revolving Credit Facility" - USD ($)
$ in Millions
Sep. 30, 2021
Dec. 31, 2020
New Accounting Pronouncements    
Borrowings under the Revolving Credit Facility $ 0.0 $ 0.0
Revolving Credit Facility    
New Accounting Pronouncements    
Borrowings under the Revolving Credit Facility $ 0.0