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Segment Reporting - Adjusted Pretax Operating Income (Loss) (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2024 | Jun. 30, 2023 | Jun. 30, 2024 | Jun. 30, 2023
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items] |  |  |  |
Net gains (losses) on investments and other financial instruments | $ (4,487) | $ (236) | $ (3,997) | $ 5,349
Pretax income | 188,123 | 182,676 | 386,772 | 386,687
Corporate, Non-Segment |  |  |  |
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items] |  |  |  |
All Other adjusted pretax operating income (loss) | (6,080) | (13,724) | (13,113) | (28,560)
Segment Reconciling Items |  |  |  |
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items] |  |  |  |
Net gains (losses) on investments and other financial instruments | (4,438) | (331) | (4,331) | 5,174
Amortization and impairment of goodwill and other acquired intangible assets | 0 | (1,370) | 0 | (2,741)
Impairment of other long-lived assets and other non-operating items | (122) | 2 | (4,397) | 16
Mortgage Insurance revenues |  |  |  |
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items] |  |  |  |
Allocated corporate operating expenses | 43,197 | 37,081 | 77,706 | 71,910
Direct depreciation expense | 2,069 | 2,045 | 3,992 | 4,169
Mortgage Insurance revenues | Operating Segments |  |  |  |
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items] |  |  |  |
All Other adjusted pretax operating income (loss) | $ 198,763 | $ 198,099 | $ 408,613 | $ 412,798

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- Definition This concept represents the gains and losses on investments and other financial instruments for the period excluding the impact of changes in the present value of insurance claims and recoveries on insured credit derivatives and VIEs, based on the company's ongoing insurance loss monitoring, which are a component of segment expenses. Also includes other than temporarily impaired losses recognized in earnings. + References No definition available. + Details
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