XML 92 R56.htm IDEA: XBRL DOCUMENT
v3.20.1

Note 7 - Reinsurance Excess-of-Loss Program (Details) $ in Thousands | 1 Months Ended | 3 Months Ended |
--- | --- | --- | ---
Feb. 29, 2020 USD ($) | Apr. 30, 2019 USD ($) | Nov. 30, 2018 USD ($) | Mar. 31, 2020 USD ($) arrangements | Dec. 31, 2019 USD ($)
Mortgage segment |  |  |  |  |  |
Risk In Force |  |  |  |  | $ 60,900,000 |
Radian Guaranty | Mortgage segment |  |  |  |  |  |
Reinsurance Retention Policy, Term of Coverage, Period |  |  |  |  | 10 years |
Excess-of-Loss Program | Radian Guaranty | Mortgage segment |  |  |  |  |  |
VIE, Non-consolidated, Carrying Amount, Assets | [1] |  |  |  | $ 1,208,569 | $ 865,454
VIE, Non-consolidated, Carrying Amount, Liabilities | [1] |  |  |  | 1,208,569 | 865,454
Excess-of-Loss Program | Radian Guaranty | Mortgage segment | Eagle Re 2020-1 (Primary) |  |  |  |  |  |
VIE, Non-consolidated, Carrying Amount, Assets | [1] |  |  |  | 488,385 | 0
VIE, Non-consolidated, Carrying Amount, Liabilities | [1] |  |  |  | 488,385 | 0
Excess-of-Loss Program | Radian Guaranty | Mortgage segment | Eagle Re 2019-1 (Primary) |  |  |  |  |  |
VIE, Non-consolidated, Carrying Amount, Assets | [1] |  |  |  | 421,367 | 508,449
VIE, Non-consolidated, Carrying Amount, Liabilities | [1] |  |  |  | 421,367 | 508,449
Excess-of-Loss Program | Radian Guaranty | Mortgage segment | Eagle Re 2018-1 (Primary) |  |  |  |  |  |
VIE, Non-consolidated, Carrying Amount, Assets | [1] |  |  |  | 298,817 | 357,005
VIE, Non-consolidated, Carrying Amount, Liabilities | [1] |  |  |  | $ 298,817 | $ 357,005
Excess-of-Loss Program | Radian Guaranty | Reinsurer Concentration Risk |  |  |  |  |  |
Number of Fully Collateralized Reinsurance Arrangements with the Eagle Re Issuers | arrangements |  |  |  |  | 3 |
Excess-of-Loss Program | Radian Guaranty | Reinsurer Concentration Risk | Mortgage segment | Eagle Re 2020-1 (Primary) |  |  |  |  |  |
Risk In Force |  | $ 9,866,000 |  |  | $ 9,200,000 |
Reinsurance Retention Policy, Excess Retention, Amount Reinsured |  | 488,000 |  |  | 488,000 |
Excess-of-Loss Program | Radian Guaranty | Reinsurer Concentration Risk | Mortgage segment | Eagle Re 2020-1 (Primary) | XOL First Layer |  |  |  |  |  |
Reinsurance Retention Policy, Amount Retained |  | $ 202,000 |  |  | 202,000 |
Excess-of-Loss Program | Radian Guaranty | Reinsurer Concentration Risk | Mortgage segment | Eagle Re 2019-1 (Primary) |  |  |  |  |  |
Risk In Force |  |  | $ 10,705,000 |  | 7,679,000 |
Reinsurance Retention Policy, Excess Retention, Amount Reinsured |  |  | 562,000 |  | 421,000 |
Excess-of-Loss Program | Radian Guaranty | Reinsurer Concentration Risk | Mortgage segment | Eagle Re 2019-1 (Primary) | XOL First Layer |  |  |  |  |  |
Reinsurance Retention Policy, Amount Retained |  |  | $ 268,000 |  | 267,000 |
Excess-of-Loss Program | Radian Guaranty | Reinsurer Concentration Risk | Mortgage segment | Eagle Re 2018-1 (Primary) |  |  |  |  |  |
Risk In Force |  |  |  | $ 9,109,000 | 6,482,000 |
Reinsurance Retention Policy, Excess Retention, Amount Reinsured | [2] |  |  | 434,000 | 299,000 |
Excess-of-Loss Program | Radian Guaranty | Reinsurer Concentration Risk | Mortgage segment | Eagle Re 2018-1 (Primary) | XOL First Layer |  |  |  |  |  |
Reinsurance Retention Policy, Amount Retained |  |  |  | 205,000 | $ 203,000 |
Excess-of-Loss Program | Radian Guaranty | Reinsurer Concentration Risk | Mortgage segment | Separate Third-Party Reinsurer |  |  |  |  |  |
Reinsurance Retention Policy, Excess Retention, Amount Reinsured |  |  |  | $ 21,400 |  |
[1] | Assets held by the Eagle Re Issuers are required to be invested in U.S. government money market funds, cash or U.S. Treasury securities. Liabilities of the Eagle Re Issuers consist of their mortgage insurance-linked notes, described above.
[2] | Excludes a separate excess-of-loss reinsurance agreement entered into by Radian Guaranty that initially provided up to $21.4 million of coverage.

X
- Definition Number of Fully Collateralized Reinsurance Arrangements with the Eagle Re Issuers + References No definition available. + Details
Name: | rdn_NumberofFullyCollateralizedReinsuranceArrangementswiththeEagleReIssuers
Namespace Prefix: | rdn_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Reinsurance Retention Policy, Term of Coverage, Period + References No definition available. + Details
Name: | rdn_ReinsuranceRetentionPolicyTermofCoveragePeriod
Namespace Prefix: | rdn_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Risk In Force + References No definition available. + Details
Name: | rdn_RiskInForce
Namespace Prefix: | rdn_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition VIE, Non-consolidated, Carrying Amount, Assets + References No definition available. + Details
Name: | rdn_VIENonconsolidatedCarryingAmountAssets
Namespace Prefix: | rdn_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition VIE, Non-consolidated, Carrying Amount, Liabilities + References No definition available. + Details
Name: | rdn_VIENonconsolidatedCarryingAmountLiabilities
Namespace Prefix: | rdn_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Stated amount that is the upper retention limit per entity policy. + References No definition available. + Details
Name: | us-gaap_ReinsuranceRetentionPolicyAmountRetained
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of risk reinsured in excess of stated retention per company policy. + References No definition available. + Details
Name: | us-gaap_ReinsuranceRetentionPolicyExcessRetentionAmountReinsured
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=rdn_MortgageInsuranceSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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

X
- Details
Name: | us-gaap_CededCreditRiskAxis=rdn_ExcessofLossProgramMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | rdn_ExcessofLossProgramAxis=rdn_EagleRe20201PrimaryMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | rdn_ExcessofLossProgramAxis=rdn_EagleRe20191PrimaryMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | rdn_ExcessofLossProgramAxis=rdn_EagleRe20181PrimaryMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ConcentrationRiskByTypeAxis=us-gaap_ReinsurerConcentrationRiskMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | rdn_ExcessofLossLayerAxis=rdn_XOLFirstLayerMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | rdn_ExcessofLossProgramAxis=rdn_SeparateThirdPartyReinsurerMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |