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Schedule IV - Reinsurance (Detail) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016
Condensed Financial Statements, Captions [Line Items] |  |  |
Direct Premiums Written | $ (23,828) | $ (14,313) | $ (53,837)
Ceded Premiums Written | 16,860 | (2,104) | (8,772)
Assumed Premiums Written | 0 | 0 | 0
Premiums Written, Net | $ (40,688) | $ (12,209) | $ (45,065)
Percentage of Amount Assumed to Net | 0.00% | 0.00% | 0.00%

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