Profit Or Loss [Abstract]

Hiscox Limited - Filing #1579822

Concept	2021-01-01 to 2021-12-31	2021-01-01 to 2021-12-31	2021-01-01 to 2021-12-31	2021-01-01 to 2021-12-31	2021-01-01 to 2021-12-31	2021-01-01 to 2021-12-31	2021-01-01 to 2021-12-31	2021-01-01 to 2021-12-31	2020-01-01 to 2020-12-31	2020-01-01 to 2020-12-31	2020-01-01 to 2020-12-31	2020-01-01 to 2020-12-31	2020-01-01 to 2020-12-31	2020-01-01 to 2020-12-31	2020-01-01 to 2020-12-31
Profit or loss [abstract]
Profit (loss) [abstract]
Other income	—	—	—	—	—	—	56,800,000 USD	—	—	—	—	5 0.2 USD	—	—	—
Profit (loss) from operating activities	—	—	—	—	—	—	24 0 . 8 USD	—	—	—	—	2 24 . 2 USD	—	—	—
Finance costs	—	—	—	—	—	—	50,800,000 USD	—	—	—	—	4 4.0 USD	—	—	—
Profit (loss) before tax	—	—	—	—	—	—	19 0 . 8 USD	—	—	—	—	268,500,000 USD	—	—	—
Tax expense (income)	—	—	—	—	—	—	1. 3 USD	—	—	—	—	25. 2 USD	—	—	—
Profit (loss)	– USD	– USD	– USD	– USD	– USD	189,500,000 USD	189,500,000 USD	189,500,000 USD	– USD	– USD	2 9 3 .7 USD	2 9 3 .7 USD	– USD	– USD	2 9 3 .7 USD
Profit (loss), attributable to [abstract]
Profit (loss), attributable to owners of parent	—	—	—	—	—	—	189,500,000 USD	—	—	—	—	2 9 3 .7 USD	—	—	—
Earnings per share [text block]	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Earnings per share [abstract]
Earnings per share [line items]
Basic earnings per share [abstract]
Basic earnings (loss) per share	—	—	—	—	—	—	0.553	—	—	—	—	9 1. 6	—	—	—
Diluted earnings per share [abstract]
Diluted earnings (loss) per share	—	—	—	—	—	—	5 4 .7	—	—	—	—	9 0.6	—	—	—