• Filing Date: 2020-03-06
  • Form Type: 10-K
  • Description: Annual report
v3.19.3.a.u2
Losses and Loss Adjustment Expenses - Supplementary and Unaudited Information about Average Historical Claims Duration (Detail)
Dec. 31, 2019
Homeowners Multi-peril and Dwelling Fire Insurance [Member]  
Shortduration Insurance Contracts Historical Claims Duration [Line Items]  
Average Annual Percentage Payout of Incurred Losses by Age, Net of Reinsurance, Year 1 51.40%
Average Annual Percentage Payout of Incurred Losses by Age, Net of Reinsurance, Year 2 21.20%
Average Annual Percentage Payout of Incurred Losses by Age, Net of Reinsurance, Year 3 7.90%
Average Annual Percentage Payout of Incurred Losses by Age, Net of Reinsurance, Year 4 0.70%
Average Annual Percentage Payout of Incurred Losses by Age, Net of Reinsurance, Year 5 1.80%
Average Annual Percentage Payout of Incurred Losses by Age, Net of Reinsurance, Year 6 1.00%
Average Annual Percentage Payout of Incurred Losses by Age, Net of Reinsurance, Year 7 0.30%
Average Annual Percentage Payout of Incurred Losses by Age, Net of Reinsurance, Year 8 0.00%
Homeowners Wind-only Insurance [Member]  
Shortduration Insurance Contracts Historical Claims Duration [Line Items]  
Average Annual Percentage Payout of Incurred Losses by Age, Net of Reinsurance, Year 1 46.40%
Average Annual Percentage Payout of Incurred Losses by Age, Net of Reinsurance, Year 2 26.10%
Average Annual Percentage Payout of Incurred Losses by Age, Net of Reinsurance, Year 3 7.50%
Average Annual Percentage Payout of Incurred Losses by Age, Net of Reinsurance, Year 4 1.90%
Average Annual Percentage Payout of Incurred Losses by Age, Net of Reinsurance, Year 5 0.00%
Losses Specific to Any Hurricane Prior to 2019 [Member]  
Shortduration Insurance Contracts Historical Claims Duration [Line Items]  
Average Annual Percentage Payout of Incurred Losses by Age, Net of Reinsurance, Year 1 70.60%
Average Annual Percentage Payout of Incurred Losses by Age, Net of Reinsurance, Year 2 14.40%
Average Annual Percentage Payout of Incurred Losses by Age, Net of Reinsurance, Year 3 3.40%
Average Annual Percentage Payout of Incurred Losses by Age, Net of Reinsurance, Year 4 2.60%