Subsequent Events (Details) - Subsequent Event - USD ($) $ / shares in Units, $ in Millions	Nov. 05, 2020	Nov. 02, 2020
Watford Holdings Ltd
Subsequent Event [Line Items]
Business acquisition, gross transaction value		$ 700.0
Business acquisition, share price (per share)		$ 35.00
Percentage ownership after merger transaction		40.00%
Watford Holdings Ltd \| Warburg Pincus LLC
Subsequent Event [Line Items]
Percentage ownership after merger transaction		30.00%
Watford Holdings Ltd \| Kelso And Company
Subsequent Event [Line Items]
Percentage ownership after merger transaction		30.00%
Variable Interest Entity, Not Primary Beneficiary \| Bellemeade Re 2020-3 Ltd.
Subsequent Event [Line Items]
Aggregate excess of loss reinsurance agreement	$ 451.8
Excess of loss agreement aggregate losses	$ 173.8
Excess of loss agreement period	ten
SPV issuance of insurance linked notes	$ 418.2
Variable Interest Entity, Not Primary Beneficiary \| Bellemeade Re 2020-3 Ltd. \| Funded by directly provided capacity
Subsequent Event [Line Items]
Initial Coverage, Amount	$ 33.7

Aggregate Excess Of Loss Reinsurance Agreement

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- Definition

Excess Of Loss Agreement Aggregate Losses

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No definition available.

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- Definition

Initial Coverage, Amount

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- Definition

SPV Issuance Of Insurance Linked Notes

+ References

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- Definition

Price of a single share of a number of saleable stocks paid or offered to be paid in a business combination.

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- Definition

The equity interest of noncontrolling shareholders, partners or other equity holders in consolidated entity.

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- Definition

The cash outflow associated with the acquisition of business during the period. The cash portion only of the acquisition price.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
-Section 50
-Paragraph 1
-Subparagraph (b)(1)
-URI http://asc.fasb.org/extlink&oid=120321790&loc=d3e6927-128479

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 13
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3213-108585

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- Definition

Percentage of subsidiary's or equity investee's stock owned by parent company after stock transaction.

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- Definition

Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event.

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