XML 51 R39.htm IDEA: XBRL DOCUMENT v3.24.2.u1
Note 5 - Long-term Debt (Details Textual) - USD ($)
$ in Millions
Jun. 30, 2024
Dec. 31, 2023
Long-Term Line of Credit $ 1,087.6 $ 1,046.3
Line of Credit Facility, Remaining Borrowing Capacity 1,130.0  
Bank Credit Facility [Member] | Revolving Credit Facility [Member]    
Line of Credit Facility, Maximum Borrowing Capacity 1,450.0  
Long-Term Line of Credit 255.0  
Bank Credit Facility [Member] | Swing Loan [Member]    
Long-Term Line of Credit 51.6  
Bank Credit Facility [Member] | Letter of Credit [Member]    
Long-Term Line of Credit $ 13.4