XML 55 R45.htm IDEA: XBRL DOCUMENT
v3.25.2

Segment Reporting - Services Revenue (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2025 | Jun. 30, 2024 | Jun. 30, 2025 | Jun. 30, 2024
Segment Reporting Information [Line Items] |  |  |  |
Total services revenue | $ 10,924 | $ 13,265 | $ 23,040 | $ 25,853
Contract underwriting services |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total services revenue | 42 | 309 | 215 | 519
Valuation |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total services revenue | 2,447 | 4,086 | 6,226 | 8,561
Single family rental |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total services revenue | 1,245 | 2,368 | 3,095 | 4,728
Asset management technology platform |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total services revenue | 1,250 | 1,223 | 2,527 | 2,423
Real estate owned asset management |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total services revenue | 1,213 | 1,100 | 2,356 | 2,249
Other real estate services |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total services revenue | 32 | 0 | 37 | 9
Title |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total services revenue | 4,013 | 3,540 | 7,274 | 6,113
Real Estate Technology |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total services revenue | $ 682 | $ 639 | $ 1,310 | $ 1,251

X
- Definition The total net amount of mortgage and real estate services revenue from our Services segment. + References No definition available. + Details
Name: | rdn_ServicesRevenueNet
Namespace Prefix: | rdn_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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 No definition available. + Details
Name: | us-gaap_SegmentReportingInformationLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | rdn_ServicesRevenueAxis=rdn_MortgageServicesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | rdn_ServicesRevenueAxis=rdn_ValuationServicesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | rdn_ServicesRevenueAxis=rdn_SingleFamilyRentalMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | rdn_ServicesRevenueAxis=rdn_AssetmanagementservicesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | rdn_ServicesRevenueAxis=rdn_RealEstateOwnedREOAssetManagementMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | rdn_ServicesRevenueAxis=rdn_RealEstateAgentServicesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | rdn_ServicesRevenueAxis=rdn_TitleServicesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | rdn_ServicesRevenueAxis=rdn_OtherTechnologyServicesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |