XML 110 R89.htm IDEA: XBRL DOCUMENT v3.22.4
RESERVE FOR LOSSES AND LOSS EXPENSES - Summary of Average Annual Percentage Payout of Incurred Claims by Age, Net of Reinsurance (Details)
Dec. 31, 2022
Insurance | Property  
Short-duration Insurance Contracts, Historical Claims Duration [Line Items]  
Year 1 32.90%
Year 2 41.60%
Year 3 13.90%
Year 4 4.70%
Year 5 1.40%
Year 6 1.10%
Year 7 (1.60%)
Year 8 1.50%
Year 9 0.60%
Year 10 0.20%
Insurance | Accident and health  
Short-duration Insurance Contracts, Historical Claims Duration [Line Items]  
Year 1 52.20%
Year 2 35.10%
Year 3 5.10%
Year 4 2.80%
Year 5 1.00%
Year 6 0.10%
Year 7 0.50%
Year 8 (0.40%)
Year 9 2.40%
Year 10 0.20%
Insurance | Marine and aviation  
Short-duration Insurance Contracts, Historical Claims Duration [Line Items]  
Year 1 19.80%
Year 2 26.50%
Year 3 21.80%
Year 4 8.20%
Year 5 5.90%
Year 6 5.30%
Year 7 2.60%
Year 8 (2.60%)
Year 9 2.40%
Year 10 (0.20%)
Insurance | Cyber  
Short-duration Insurance Contracts, Historical Claims Duration [Line Items]  
Year 1 10.20%
Year 2 22.40%
Year 3 20.00%
Year 4 16.00%
Year 5 7.80%
Year 6 7.90%
Year 7 3.30%
Year 8 2.70%
Year 9 1.00%
Year 10 1.00%
Insurance | Professional lines  
Short-duration Insurance Contracts, Historical Claims Duration [Line Items]  
Year 1 4.20%
Year 2 12.40%
Year 3 16.70%
Year 4 14.50%
Year 5 10.90%
Year 6 10.10%
Year 7 6.40%
Year 8 5.10%
Year 9 3.40%
Year 10 0.40%
Insurance | Credit and political risk  
Short-duration Insurance Contracts, Historical Claims Duration [Line Items]  
Year 1 8.70%
Year 2 55.50%
Year 3 6.20%
Year 4 2.20%
Year 5 13.90%
Year 6 4.30%
Year 7 2.20%
Year 8 0.00%
Year 9 (7.30%)
Year 10 0.00%
Insurance | Liability  
Short-duration Insurance Contracts, Historical Claims Duration [Line Items]  
Year 1 3.50%
Year 2 12.90%
Year 3 15.60%
Year 4 20.10%
Year 5 13.60%
Year 6 9.50%
Year 7 7.60%
Year 8 2.70%
Year 9 5.10%
Year 10 4.60%
Reinsurance | Accident and health  
Short-duration Insurance Contracts, Historical Claims Duration [Line Items]  
Year 1 36.00%
Year 2 48.30%
Year 3 11.50%
Year 4 1.90%
Year 5 0.60%
Year 6 0.20%
Year 7 0.70%
Year 8 (0.40%)
Year 9 (0.20%)
Year 10 0.20%
Reinsurance | Marine and aviation  
Short-duration Insurance Contracts, Historical Claims Duration [Line Items]  
Year 1 8.90%
Year 2 27.50%
Year 3 20.00%
Year 4 13.50%
Year 5 10.90%
Year 6 3.70%
Year 7 2.10%
Year 8 4.30%
Year 9 1.20%
Year 10 1.60%
Reinsurance | Professional lines  
Short-duration Insurance Contracts, Historical Claims Duration [Line Items]  
Year 1 1.30%
Year 2 5.70%
Year 3 12.70%
Year 4 14.60%
Year 5 12.70%
Year 6 12.40%
Year 7 8.70%
Year 8 6.40%
Year 9 3.80%
Year 10 3.60%
Reinsurance | Liability  
Short-duration Insurance Contracts, Historical Claims Duration [Line Items]  
Year 1 4.80%
Year 2 10.80%
Year 3 12.80%
Year 4 13.30%
Year 5 12.10%
Year 6 10.10%
Year 7 7.70%
Year 8 5.20%
Year 9 4.40%
Year 10 3.20%
Reinsurance | Credit and surety  
Short-duration Insurance Contracts, Historical Claims Duration [Line Items]  
Year 1 27.80%
Year 2 24.10%
Year 3 13.60%
Year 4 8.40%
Year 5 2.50%
Year 6 1.80%
Year 7 1.20%
Year 8 0.20%
Year 9 (0.20%)
Year 10 1.00%
Reinsurance | Motor  
Short-duration Insurance Contracts, Historical Claims Duration [Line Items]  
Year 1 25.40%
Year 2 18.90%
Year 3 10.30%
Year 4 6.80%
Year 5 6.10%
Year 6 5.40%
Year 7 3.40%
Year 8 2.40%
Year 9 6.90%
Year 10 1.40%
Reinsurance | Agriculture  
Short-duration Insurance Contracts, Historical Claims Duration [Line Items]  
Year 1 9.50%
Year 2 65.10%
Year 3 19.80%
Year 4 1.60%
Year 5 (0.50%)
Year 6 0.10%
Year 7 (0.20%)
Year 8 0.10%
Year 9 0.40%
Year 10 1.40%
Reinsurance | Run Off Lines  
Short-duration Insurance Contracts, Historical Claims Duration [Line Items]  
Year 1 19.90%
Year 2 33.60%
Year 3 19.30%
Year 4 9.20%
Year 5 4.30%
Year 6 2.30%
Year 7 1.60%
Year 8 1.20%
Year 9 1.20%
Year 10 0.40%