SIGNIFICANT ACCOUNTING POLICIES - Amortization Policy (Details)	12 Months Ended
Dec. 31, 2020
Accounting Policies [Abstract]
Average annual rate of return, gross	7.00%
Average annual rate of return, net	4.70%
Future annual rate of return, gross, maximum	15.00%
Future annual rate of return, net, maximum	12.70%
Future annual rate of return, gross, minimum	0.00%
Future annual rate of return, net, minimum	2.30%
Future annual rate of return assumption duration maximum	5 years
Assumed average investment yield excluding policy loans, high end	4.60%
Assumed average investment yield excluding policy loans, low end	4.30%

- Definition

Estimated rate of return on investments at the high end of a range of reasonable estimates as of the balance sheet date.

+ References

No definition available.

+ Details

Name:	efl_AssumedAverageInvestmentYieldExcludingPolicyLoansHighEnd
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Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Estimated rate of return on investments at the low end of a range of reasonable estimates as of the balance sheet date.

+ References

No definition available.

+ Details

Name:	efl_AssumedAverageInvestmentYieldExcludingPolicyLoansLowEnd
Namespace Prefix:	efl_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Estimated average gross short-term and long-term rate of return on variable and interest-sensitive life insurance and variable annuities, including product weighted average Separate Account fees.

+ References

No definition available.

+ Details

Name:	efl_EstimatedAverageAnnualRateOfReturnGross
Namespace Prefix:	efl_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Estimated average short-term and long-term rate of return on variable and interest-sensitive life insurance and variable annuities, net of product weighted average Separate Account fees.

+ References

No definition available.

+ Details

Name:	efl_EstimatedAverageAnnualRateOfReturnNet
Namespace Prefix:	efl_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Maximum duration within which future rates of return on variable and interest-sensitive life insurance and variable annuities are calculated.

+ References

No definition available.

+ Details

Name:	efl_FutureAnnualRateOfReturnAssumptionDurationMaximum
Namespace Prefix:	efl_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Management limitation on future gross maximum rate of return on variable and interest-sensitive life insurance and variable annuities, including product weighted average Separate Account fees.

+ References

No definition available.

+ Details

Name:	efl_FutureAnnualRateOfReturnGrossMaximum
Namespace Prefix:	efl_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Management limitation on future gross minimum rate of return on variable and interest-sensitive life insurance and variable annuities, including product weighted average Separate Account fees.

+ References

No definition available.

+ Details

Name:	efl_FutureAnnualRateOfReturnGrossMinimum
Namespace Prefix:	efl_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Management limitation on future maximum rate of return on variable and interest-sensitive life insurance and variable annuities, after deducting product weighted average Separate Account fees.

+ References

No definition available.

+ Details

Name:	efl_FutureAnnualRateOfReturnNetMaximum
Namespace Prefix:	efl_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Management limitation on future minimum rate of return on variable and interest-sensitive life insurance and variable annuities, after deducting product weighted average Separate Account fees.

+ References

No definition available.

+ Details

Name:	efl_FutureAnnualRateOfReturnNetMinimum
Namespace Prefix:	efl_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- References

No definition available.

+ Details

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