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Reserve for Unpaid Losses and Loss Adjustment Expenses - Average Annual Payout of Incurred Claims by Age, P&C (Details) | Dec. 31, 2020
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P&C Commercial Lines | Workers’ compensation |
Short-duration Insurance Contracts, Historical Claims Duration [Line Items] |
1st Year | 15.20%
2nd Year | 19.10%
3rd Year | 12.40%
4th Year | 8.30%
5th Year | 5.70%
6th Year | 4.20%
7th Year | 2.60%
8th Year | 2.30%
9th Year | 1.70%
10th Year | 1.10%
P&C Commercial Lines | General liability |
Short-duration Insurance Contracts, Historical Claims Duration [Line Items] |
1st Year | 2.90%
2nd Year | 8.20%
3rd Year | 14.60%
4th Year | 18.40%
5th Year | 16.20%
6th Year | 10.90%
7th Year | 6.60%
8th Year | 4.50%
9th Year | 2.80%
10th Year | 1.50%
P&C Commercial Lines | Marine [Member] |
Short-duration Insurance Contracts, Historical Claims Duration [Line Items] |
1st Year | 26.10%
2nd Year | 32.40%
3rd Year | 18.40%
4th Year | 8.40%
5th Year | 7.00%
6th Year | 2.80%
7th Year | 2.20%
8th Year | 3.90%
9th Year | (0.50%)
P&C Commercial Lines | Package business |
Short-duration Insurance Contracts, Historical Claims Duration [Line Items] |
1st Year | 37.50%
2nd Year | 21.70%
3rd Year | 10.00%
4th Year | 8.60%
5th Year | 6.00%
6th Year | 2.90%
7th Year | 2.10%
8th Year | 1.20%
9th Year | 0.30%
10th Year | 0.30%
P&C Commercial Lines | Property |
Short-duration Insurance Contracts, Historical Claims Duration [Line Items] |
1st Year | 53.60%
2nd Year | 30.90%
3rd Year | 7.60%
4th Year | 3.20%
5th Year | 0.90%
6th Year | 0.30%
7th Year | 0.20%
8th Year | (0.10%)
9th Year | (0.10%)
P&C Commercial Lines | Automobile liability |
Short-duration Insurance Contracts, Historical Claims Duration [Line Items] |
1st Year | 16.20%
2nd Year | 20.80%
3rd Year | 20.90%
4th Year | 17.70%
5th Year | 11.40%
6th Year | 4.90%
7th Year | 2.70%
8th Year | 1.10%
9th Year | 0.50%
10th Year | 0.20%
P&C Commercial Lines | Commercial automobile physical damage |
Short-duration Insurance Contracts, Historical Claims Duration [Line Items] |
1st Year | 88.20%
2nd Year | 10.10%
3rd Year | (0.50%)
P&C Commercial Lines | Professional liability |
Short-duration Insurance Contracts, Historical Claims Duration [Line Items] |
1st Year | 5.40%
2nd Year | 19.00%
3rd Year | 18.20%
4th Year | 14.50%
5th Year | 10.40%
6th Year | 6.30%
7th Year | 3.90%
8th Year | 2.00%
9th Year | 0.00%
P&C Commercial Lines | Bond |
Short-duration Insurance Contracts, Historical Claims Duration [Line Items] |
1st Year | 12.70%
2nd Year | 24.30%
3rd Year | 11.70%
4th Year | 4.90%
5th Year | 2.40%
6th Year | 0.10%
7th Year | 5.30%
8th Year | 1.20%
9th Year | 0.10%
10th Year | 2.10%
P&C Commercial Lines | Assumed Reinsurance [Member] |
Short-duration Insurance Contracts, Historical Claims Duration [Line Items] |
1st Year | 36.30%
2nd Year | 38.70%
3rd Year | 8.80%
4th Year | 4.90%
5th Year | 8.00%
6th Year | 2.50%
7th Year | 1.00%
8th Year | 0.30%
9th Year | (0.10%)
P&C Personal Lines | Automobile liability |
Short-duration Insurance Contracts, Historical Claims Duration [Line Items] |
1st Year | 35.50%
2nd Year | 33.20%
3rd Year | 15.80%
4th Year | 7.60%
5th Year | 3.10%
6th Year | 1.10%
7th Year | 0.50%
8th Year | 0.10%
9th Year | 0.10%
10th Year | 0.10%
P&C Personal Lines | Personal automobile physical damage |
Short-duration Insurance Contracts, Historical Claims Duration [Line Items] |
1st Year | 96.50%
2nd Year | 3.20%
3rd Year | (0.70%)
P&C Personal Lines | Homeowners |
Short-duration Insurance Contracts, Historical Claims Duration [Line Items] |
1st Year | 71.80%
2nd Year | 22.70%
3rd Year | 1.20%
4th Year | 0.40%
5th Year | 0.60%
6th Year | 0.30%
7th Year | 0.10%
8th Year | 0.10%
9th Year | 0.00%
10th Year | 0.00%

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