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Fair Value Measurements Fair Value of Financial Instrument Assumptions (Details) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2023
Nov. 14, 2022
Sep. 19, 2022
Revolving Credit Facility [Member]      
Fair Value of Financial Instrument Assumptions [Line Items]      
Line of Credit Facility, Current Borrowing Capacity $ 650.0    
Line of Credit Facility, Maximum Borrowing Capacity $ 800.0    
Line of Credit Facility, Initiation Date Jul. 18, 2013    
Basis point spread on variable rate under Credit Facility 1.75%    
Warehousing Agreement - Third Amended and Restated      
Fair Value of Financial Instrument Assumptions [Line Items]      
Line of Credit Facility, Maximum Borrowing Capacity $ 200.0 $ 300.0 $ 275.0
Line of Credit Facility, Initiation Date May 27, 2022    
Basis point spread on variable rate under Credit Facility 1.90%    
Repurchase Agreement-Fifth Amendment to Second Amendment and Restated      
Fair Value of Financial Instrument Assumptions [Line Items]      
Line of Credit Facility, Maximum Borrowing Capacity $ 90.0    
Line of Credit Facility, Initiation Date Oct. 30, 2017