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v3.23.3

Debt (Schedule of Additional Information Related to Debt Instruments) (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2023 | Sep. 30, 2022 | Sep. 30, 2023 | Sep. 30, 2022
Revolving Secured Line of Credit [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Maximum outstanding balance | $ 302.2 | $ 356.3 | $ 355.5 | $ 379.7
Average outstanding balance | 171.1 | 169.1 | 152.4 | 152.8
Warehouse Facility II [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Maximum outstanding balance | 201.0 | 100.0 | 201.0 | 201.0
Average outstanding balance | 86.2 | 71.7 | 55.2 | 83.1
Warehouse Facility IV [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Maximum outstanding balance | 0.0 | 0.0 | 0.0 | 43.8
Average outstanding balance | 0.0 | 0.0 | 0.0 | 5.7
Warehouse Facility V [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Maximum outstanding balance | 0.0 | 0.0 | 0.0 | 0.0
Average outstanding balance | 0.0 | 0.0 | 0.0 | 0.0
Warehouse Facility VI [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Maximum outstanding balance | 0.0 | 50.0 | 0.0 | 50.0
Average outstanding balance | 0.0 | 50.0 | 0.0 | 17.2
Warehouse Facility VIII [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Maximum outstanding balance | 0.0 | 0.0 | 0.0 | 48.2
Average outstanding balance | $ 0.0 | $ 0.0 | $ 0.0 | $ 6.3

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