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Related party transactions - Narrative (Details) - USD ($) $ in Thousands | 3 Months Ended |
--- | --- | ---
Mar. 31, 2025 | Mar. 31, 2024 | Dec. 31, 2024
Related Party Transaction [Line Items] |  |  |
Investment expenses and fees | $ 2,038 | $ 1,690 |
Payments for repurchase of common stock | 65,283 | 49,724 |
Asset, held-in-Trust | 200,900 |  | $ 141,900
Cash and Cash Equivalents |  |  |
Related Party Transaction [Line Items] |  |  |
Asset, held-in-Trust | 27,500 |  | $ 6,300
Related Party |  |  |
Related Party Transaction [Line Items] |  |  |
General and administrative expense | 2,300 | 2,800 |
Investment expenses and fees | 1,800 | 1,500 |
Cash paid to Genworth | 22,800 | 20,800 |
Payments for repurchase of common stock | $ 53,000 | $ 39,900 |

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- Definition The total amount of cash and securities held by third party trustees pursuant to terms of debt instruments or other agreements as of the date of each statement of financial position presented, which can be used by the trustee only to pay the noncurrent portion of specified obligations. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 235 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08(b)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480678/235-10-S99-1 + Details
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- Definition Amount of paid and unpaid cash dividends declared for classes of stock, for example, but not limited to, common and preferred. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 505 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480008/505-10-S99-1 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 45 -Paragraph 2 -SubTopic 405 -Topic 942 -Publisher FASB -URI https://asc.fasb.org/1943274/2147477787/942-405-45-2 + Details
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