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Fair Value Measurements (Details Textual) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Dec. 15, 2020
Jun. 30, 2022
Sep. 30, 2022
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]      
Hedged Asset, Fair Value Hedge     $ 830.0
Cumulative Changes in Net Gain (Loss) from Cash Flow Hedges     $ 13.3
Cash received, settlement of hedge   $ 15.9  
Senior Unsecured Notes [Member]      
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]      
interest rate locked on treasury   2.43%  
Debt Instrument, Interest Rate Terms     locking the interest rate of the ten-year treasury at 2.43%
Hedge Funds [Member]      
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]      
Face amount of investment in available-for-sale debt securities     $ 400.0
Interest Rate Option [Member]      
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]      
Payments for purchase of swaption $ 12.1