XML 84 R67.htm IDEA: XBRL DOCUMENT
v3.25.0.1

Reinsurance - Schedule of Total Assets and Maximum Exposure Loss (Details) $ in Thousands | Dec. 31, 2024 USD ($)
--- | ---
Variable Interest Entity [Line Items] |
Total VIE Assets | $ 1,229,957
Radnor Re 2021-1 | Reinsurance Policy, Type [Axis]: Vintage Year Aug 2020 - Mar 2021 |
Variable Interest Entity [Line Items] |
Total VIE Assets | 190,062
Radnor Re 2021-2 | Reinsurance Policy, Type [Axis]: Vintage Year Apr 2021 - Sep 2021 |
Variable Interest Entity [Line Items] |
Total VIE Assets | 265,134
Radnor Re 2022-1 | Reinsurance Policy, Type [Axis]: Vintage Year Oct 2021 - Jul 2022 |
Variable Interest Entity [Line Items] |
Total VIE Assets | 175,026
Radnor Re 2023-1 | Reinsurance Policy, Type [Axis]: Vintage Year August 2022- June 2023 |
Variable Interest Entity [Line Items] |
Total VIE Assets | 268,320
Radnor Re 2024-1 | Reinsurance Policy, Type [Axis]: Vintage Year July 2023- July 2024 |
Variable Interest Entity [Line Items] |
Total VIE Assets | 331,415
VIE |
Variable Interest Entity [Line Items] |
Maximum Exposure to Loss, On - Balance Sheet | (11,212)
Maximum Exposure to Loss, Off - Balance Sheet | 231
Maximum Exposure to Loss, Total | (10,981)
Radnor Re 2021-1 | VIE |
Variable Interest Entity [Line Items] |
Maximum Exposure to Loss, On - Balance Sheet | (5,560)
Maximum Exposure to Loss, Off - Balance Sheet | 15
Maximum Exposure to Loss, Total | (5,545)
Radnor Re 2021-2 | VIE |
Variable Interest Entity [Line Items] |
Maximum Exposure to Loss, On - Balance Sheet | (5,863)
Maximum Exposure to Loss, Off - Balance Sheet | 50
Maximum Exposure to Loss, Total | (5,813)
Radnor Re 2022-1 | VIE |
Variable Interest Entity [Line Items] |
Maximum Exposure to Loss, On - Balance Sheet | (167)
Maximum Exposure to Loss, Off - Balance Sheet | 33
Maximum Exposure to Loss, Total | (134)
Radnor Re 2023-1 | VIE |
Variable Interest Entity [Line Items] |
Maximum Exposure to Loss, On - Balance Sheet | 111
Maximum Exposure to Loss, Off - Balance Sheet | 51
Maximum Exposure to Loss, Total | 162
Radnor Re 2024-1 | VIE |
Variable Interest Entity [Line Items] |
Maximum Exposure to Loss, On - Balance Sheet | 267
Maximum Exposure to Loss, Off - Balance Sheet | 82
Maximum Exposure to Loss, Total | $ 349

X
- Definition Reinsurance, Remaining Reinsurance In Force + References No definition available. + Details
Name: | esnt_ReinsuranceRemainingReinsuranceInForce
Namespace Prefix: | esnt_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Variable Interest Entity, Reporting Entity Involvement, Maximum Loss Exposure, Amount Off The Balance Sheet + References No definition available. + Details
Name: | esnt_VariableInterestEntityReportingEntityInvolvementMaximumLossExposureAmountOffTheBalanceSheet
Namespace Prefix: | esnt_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Variable Interest Entity, Reporting Entity Involvement, Maximum Loss Exposure, Amount On The Balance Sheet + References No definition available. + Details
Name: | esnt_VariableInterestEntityReportingEntityInvolvementMaximumLossExposureAmountOnTheBalanceSheet
Namespace Prefix: | esnt_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Variable Interest Entity, Reporting Entity Involvement, Maximum Loss (Gain) Exposure, Amount + References No definition available. + Details
Name: | esnt_VariableInterestEntityReportingEntityInvolvementMaximumLossGainExposureAmount
Namespace Prefix: | esnt_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 810 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481203/810-10-50-3 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 810 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 25 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481231/810-10-45-25 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 810 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (bb) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481203/810-10-50-3 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Topic 810 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 25 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481231/810-10-45-25 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Topic 860 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 1A -Subparagraph (b)(1)(i) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481420/860-30-50-1A Reference 6: http://www.xbrl.org/2003/role/disclosureRef -Topic 860 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 1A -Subparagraph (b)(1)(ii) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481420/860-30-50-1A Reference 7: http://www.xbrl.org/2003/role/disclosureRef -Topic 860 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 1A -Subparagraph (b)(2) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481420/860-30-50-1A + Details
Name: | us-gaap_VariableInterestEntityLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | srt_CounterpartyNameAxis=esnt_RadnorRe20211Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ReinsuranceContractAxis=Vintage Year Aug 2020 - Mar 2021
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_CounterpartyNameAxis=esnt_RadnorRe20212LtdMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ReinsuranceContractAxis=Vintage Year Apr 2021 - Sep 2021
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_CounterpartyNameAxis=esnt_RadnorRe20221LtdMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ReinsuranceContractAxis=Vintage Year Oct 2021 - Jul 2022
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_CounterpartyNameAxis=esnt_RadnorRe20231Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ReinsuranceContractAxis=Vintage Year August 2022- June 2023
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_CounterpartyNameAxis=esnt_RadnorRe20241Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ReinsuranceContractAxis=Vintage Year July 2023- July 2024
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ConsolidatedEntitiesAxis=us-gaap_VariableInterestEntityNotPrimaryBeneficiaryMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=esnt_RadnorRe20211Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=esnt_RadnorRe20212LtdMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=esnt_RadnorRe20221LtdMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=esnt_RadnorRe20231Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=esnt_RadnorRe20241Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |