Claims, Lawsuits and Other Contingencies (Details) numberOfCases in Thousands, £ in Millions, $ in Millions |
48 Months Ended | ||||
---|---|---|---|---|---|
Dec. 31, 2018
numberOfCases
|
Dec. 31, 2020
GBP (£)
|
Dec. 31, 2020
USD ($)
|
Feb. 28, 2019
GBP (£)
|
Feb. 28, 2019
USD ($)
|
|
Loss Contingencies [Line Items] | |||||
Loss contingency, estimate of possible loss | £ 155 | $ 210 | |||
Guarantees | |||||
Loss Contingencies [Line Items] | |||||
Amount reinsured by third party (up to) | £ | £ 40 | ||||
JLT Transaction | |||||
Loss Contingencies [Line Items] | |||||
Individual cases analyzed | numberOfCases | 14 | ||||
Loss contingency accrual | £ 59 | $ 77 |