Plan Termination	12 Months Ended
Dec. 31, 2025
EBP 002
EBP, Contribution [Line Items]
Plan Termination	4. PLAN TERMINATION Gen Re intends to continue to operate the Plan but reserves the right to suspend contributions temporarily or to amend or terminate the Plan. If the Plan were to be terminated, all participants would become fully vested, and all the Plan assets would be used solely to provide the benefits payable to participants and their beneficiaries, in accordance with the provisions of ERISA.

The entire disclosure for terminating employee stock purchase, saving, or similar plan (employee benefit plan (EBP)), including, but not limited to, plan under which participant no longer accrues benefit but remains in existence to pay already accrued benefit.

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 962
-SubTopic 325
-Name Accounting Standards Codification
-Section 55
-Paragraph 17
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478873/962-325-55-17

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 962
-SubTopic 40
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479684/962-40-50-1

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