Subsequent Event - Narrative (Details) - Subsequent event $ in Millions		3 Months Ended
May 02, 2023 USD ($) States	Sep. 30, 2023 USD ($)
Crop Risk Services
Subsequent Event [Line Items]
Payments to acquire subsidiaries		$ 240
Net tangible assets to be acquired		$ 30
Number of states in which entity operates \| States	37
Crop Risk Services \| Crop year 2022
Subsequent Event [Line Items]
Gross written premiums	$ 1,200
Great American Insurance Company \| Crop year 2022
Subsequent Event [Line Items]
Gross written premiums	$ 1,800

Amount recognized as of the acquisition date for the identifiable assets acquired in excess of (less than) the aggregate liabilities assumed.

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- Definition

The number of states the entity operates in as of the balance sheet date.

+ References

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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

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-Name Accounting Standards Codification
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-SubTopic 30
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- Definition

Amount of direct and assumed premiums written.

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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.

+ References

No definition available.

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