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v3.20.2

Debt (Schedule of Additional Information Related to Debt Instruments) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2020 | Jun. 30, 2019 | Jun. 30, 2020 | Jun. 30, 2019
Revolving Secured Line of Credit [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Maximum outstanding balance | $ 296.6 | $ 282.9 | $ 296.6 | $ 282.9
Average outstanding balance | 148.8 | 81.0 | 117.0 | 84.7
Warehouse Facility II [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Maximum outstanding balance | 201.0 | 201.0 | 201.0 | 201.0
Average outstanding balance | 201.0 | 88.4 | 110.7 | 90.7
Warehouse Facility IV [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Maximum outstanding balance | 0.0 | 0.0 | 0.0 | 100.0
Average outstanding balance | 0.0 | 0.0 | 0.0 | 2.2
Warehouse Facility V [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Maximum outstanding balance | 75.0 | 0.0 | 75.0 | 0.0
Average outstanding balance | 50.5 | 0.0 | 29.4 | 0.0
Warehouse Facility VI [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 VII [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Maximum outstanding balance | 125.0 | 25.0 | 125.0 | 101.5
Average outstanding balance | 100.5 | 1.9 | 61.1 | 2.1
Warehouse Facility VIII [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Maximum outstanding balance | 149.0 | 0.0 | 149.0 | 0.0
Average outstanding balance | $ 69.9 | $ 0.0 | $ 38.7 | $ 0.0

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