XML 64 R47.htm IDEA: XBRL DOCUMENT v3.23.1
Long-Term Debt (Narrative) (Details) - Revolving Credit Facility Maturing In 2026 [Member]
$ in Millions
Mar. 31, 2022
USD ($)
Debt Instrument [Line Items]  
Maximum borrowing capacity $ 250
Revolving Credit Facility [Member]  
Debt Instrument [Line Items]  
Available borrowing capacity 248
Letter of Credit [Member]  
Debt Instrument [Line Items]  
Maximum borrowing capacity $ 2