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Commitments and Contingencies (Details) | Dec. 31, 2017 USD ($) | Jun. 30, 2017 USD ($) | Dec. 31, 2016 USD ($) claim
--- | --- | --- | ---
Commitments and Contingencies |  |  |
Co-investment commitments in partnership |  | $ 92,100,000 |
Prior Owner |  |  |
Commitments and Contingencies |  |  |
Reimbursable amount of investment commitments |  | 11,100,000 |
Consolidated Affiliates |  |  |
Commitments and Contingencies |  |  |
Contingent liability |  | 21,700,000 |
Expected payments of contingent liability |  | 8,900,000 |
Present value of expected payments of contingent liabilities |  | 7,800,000 |
Consolidated Affiliates | Scenario, Forecast |  |  |
Commitments and Contingencies |  |  |
Expected payments of contingent liability | $ 1,600,000 |  |
Equity Method Investee |  |  |
Commitments and Contingencies |  |  |
Contingent liability |  | $ 170,000,000 |
Equity Method Investee | Scenario, Forecast |  |  |
Commitments and Contingencies |  |  |
Expected payments of contingent liability | $ 0 |  |
Third Avenue Focused Credit Fund | Affiliated Entity | Third Avenue |  |  |
Commitments and Contingencies |  |  |
Number of pending claims | claim |  |  | 1
Loss contingency reserve |  |  | $ 15,000,000

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