Insurance - Schedule of Actuarial Assumptions (Details)	Jun. 30, 2025	Jun. 30, 2024
Term and Whole Life \| Measurement Input, Mortality Rate, Expected
Market Risk Benefit [Line Items]
Market risk benefit, measurement input	0.0039	0.0037
Term and Whole Life \| Measurement Input, Mortality Rate, Actual
Market Risk Benefit [Line Items]
Market risk benefit, measurement input	0.0041	0.0036
Term and Whole Life \| Measurement Input, Lapses, Expected
Market Risk Benefit [Line Items]
Market risk benefit, measurement input	0.0360	0.0381
Term and Whole Life \| Measurement Input, Lapses, Actual
Market Risk Benefit [Line Items]
Market risk benefit, measurement input	0.0281	0.0344
Accidental Death and Disability Protection \| Measurement Input, Mortality Rate, Expected
Market Risk Benefit [Line Items]
Market risk benefit, measurement input	0.0001	0.0001
Accidental Death and Disability Protection \| Measurement Input, Mortality Rate, Actual
Market Risk Benefit [Line Items]
Market risk benefit, measurement input	0.0001	0.0001
Accidental Death and Disability Protection \| Measurement Input, Lapses, Expected
Market Risk Benefit [Line Items]
Market risk benefit, measurement input	0.0172	0.0191
Accidental Death and Disability Protection \| Measurement Input, Lapses, Actual
Market Risk Benefit [Line Items]
Market risk benefit, measurement input	0.0211	0.0300