Nature of Operations, Basis of Presentation and Summary of Significant Accounting Policies (Summary of DAC, VOBA,DEI and DFEL Expected Amortization period) (Details)	3 Months Ended
	Mar. 31, 2023
Life Insurance [Member]
Expected Amortization period of DAC,VOBA,DSI and DFEL	60 years
Group Protection [Member]
Expected Amortization period of DAC,VOBA,DSI and DFEL	4 years
Maximum [Member] | Annuities [Member]
Expected Amortization period of DAC,VOBA,DSI and DFEL	40 years
Maximum [Member] | Retirement Plan Services [Member]
Expected Amortization period of DAC,VOBA,DSI and DFEL	50 years
Minimum [Member] | Annuities [Member]
Expected Amortization period of DAC,VOBA,DSI and DFEL	30 years
Minimum [Member] | Retirement Plan Services [Member]
Expected Amortization period of DAC,VOBA,DSI and DFEL	40 years