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v3.21.2

Basis of Presentation (Details) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2021 USD ($) | Sep. 30, 2020 USD ($) | Sep. 30, 2021 USD ($) segment | Sep. 30, 2020 USD ($)
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |
Number of reportable segments | segment |  |  | 1 |
Net income (loss) from discontinued operations | $ (0.1) | $ 0.5 | $ 10.5 | $ 1.5
Legal Fees | Immediate Family Member of Management or Principal Owner |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |
Expenses from transaction with related party |  |  | 3.1 |
Discontinued Operations - Disposed of by Sale | NATG |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |
Net income (loss) from discontinued operations | $ 0.1 | $ 0.5 | 10.5 | 1.5
Contingent fees |  |  | 3.0 |
Restitution receipts |  |  | $ 15.0 | $ 1.9

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