XML 54 R44.htm IDEA: XBRL DOCUMENT
v3.24.1.u1

Reinsurance - Quota Share Reinsurance (Details) - Reinsurance Policy, Type [Axis]: Quota Share Reinsurance - USD ($) $ in Billions |  | 3 Months Ended | 12 Months Ended
--- | --- | --- | ---
Dec. 31, 2021 | Mar. 31, 2024 | Dec. 31, 2022
QSR-2019 |  |  |
SEC Schedule, 12-17, Insurance Companies, Reinsurance [Line Items] |  |  |
Ceding Percentage |  | 20.00% |
Ceding Commission |  | 20.00% |
Profit Commission | 60.00% | 63.00% |
Ceded premiums earned related to percent of risk on eligible single premium policies |  | 40.00% |
QSR-2022 |  |  |
SEC Schedule, 12-17, Insurance Companies, Reinsurance [Line Items] |  |  |
Ceding Percentage |  | 20.00% |
Ceding Commission |  | 20.00% |
Profit Commission |  | 62.00% | 63.00%
RIF ceded |  | $ 8.2 |
QSR-2023 |  |  |
SEC Schedule, 12-17, Insurance Companies, Reinsurance [Line Items] |  |  |
Ceding Percentage |  | 17.50% |
Ceding Commission |  | 20.00% |
Profit Commission |  | 58.00% |
QSR-2024 |  |  |
SEC Schedule, 12-17, Insurance Companies, Reinsurance [Line Items] |  |  |
Ceding Percentage |  | 15.00% |
Ceding Commission |  | 20.00% |
Profit Commission |  | 57.00% |

X
- Definition Reinsurance, Ceded Premiums Earned, Ceding Commission, Percent + References No definition available. + Details
Name: | esnt_ReinsuranceCededPremiumsEarnedCedingCommissionPercent
Namespace Prefix: | esnt_
Data Type: | dtr-types1:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Reinsurance, Ceded Premiums Earned, Percent Of Risk On All Other Eligible Policies + References No definition available. + Details
Name: | esnt_ReinsuranceCededPremiumsEarnedPercentOfRiskOnAllOtherEligiblePolicies
Namespace Prefix: | esnt_
Data Type: | dtr-types1:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Reinsurance, Ceded Premiums Earned, Percent Of Risk On Eligible Single Premium Policies + References No definition available. + Details
Name: | esnt_ReinsuranceCededPremiumsEarnedPercentOfRiskOnEligibleSinglePremiumPolicies
Namespace Prefix: | esnt_
Data Type: | dtr-types1:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Reinsurance, Profit Commissions, Maximum + References No definition available. + Details
Name: | esnt_ReinsuranceProfitCommissionsMaximum
Namespace Prefix: | esnt_
Data Type: | dtr-types1:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Risk In Force, Ceded + References No definition available. + Details
Name: | esnt_RiskInForceCeded
Namespace Prefix: | esnt_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 944 -SubTopic 235 -Name Accounting Standards Codification -Section S99 -Paragraph 2 -Subparagraph (SX 210.12-17(Column A)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480149/944-235-S99-2 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 944 -SubTopic 235 -Name Accounting Standards Codification -Section S99 -Paragraph 2 -Subparagraph (SX 210.12-17(Column B)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480149/944-235-S99-2 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 944 -SubTopic 235 -Name Accounting Standards Codification -Section S99 -Paragraph 2 -Subparagraph (SX 210.12-17(Column C)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480149/944-235-S99-2 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Topic 944 -SubTopic 235 -Name Accounting Standards Codification -Section S99 -Paragraph 2 -Subparagraph (SX 210.12-17(Column D)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480149/944-235-S99-2 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Topic 944 -SubTopic 235 -Name Accounting Standards Codification -Section S99 -Paragraph 2 -Subparagraph (SX 210.12-17(Column E)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480149/944-235-S99-2 Reference 6: http://www.xbrl.org/2003/role/disclosureRef -Topic 944 -SubTopic 235 -Name Accounting Standards Codification -Section S99 -Paragraph 2 -Subparagraph (SX 210.12-17(Column F)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480149/944-235-S99-2 + Details
Name: | srt_ReinsurancePremiumsForInsuranceCompaniesByProductSegmentLineItems
Namespace Prefix: | srt_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_ReinsuranceContractAxis=Quota Share Reinsurance
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_CounterpartyNameAxis=esnt_QSR2019Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_CounterpartyNameAxis=esnt_QSR2022Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_CounterpartyNameAxis=esnt_QSR2023Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_CounterpartyNameAxis=esnt_QSR2024Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |