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v3.23.1

Statutory Accounting and Regulation - Narrative (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Statutory Accounting Practices |  |  |
Statutory Accounting Practices, Statutory Capital and Surplus, Balance | $ (135,943) | $ 341,630 |
Statutory Accounting Practices, Statutory Net Income Amount | (455,706) | (83,958) | $ (28,326)
UPC Insurance |  |  |
Statutory Accounting Practices |  |  |
Statutory Accounting Practices, Statutory Capital and Surplus, Balance | (239,606) | 169,244 |
Statutory Accounting Practices, Statutory Net Income Amount | (469,801) | (45,078) | (19,487)
American Coastal Insurance Company |  |  |
Statutory Accounting Practices |  |  |
Statutory Accounting Practices, Statutory Capital and Surplus, Balance | 77,511 | 142,138 |
Statutory Accounting Practices, Statutory Net Income Amount | 16,516 | (34,588) | (7,429)
Interboro Insurance |  |  |
Statutory Accounting Practices |  |  |
Statutory Accounting Practices, Statutory Capital and Surplus, Balance | 26,152 | 30,248 |
Statutory Accounting Practices, Statutory Net Income Amount | (2,421) | $ (4,292) | $ (1,410)
UPC, Subsidiary |  |  |
Statutory Accounting Practices |  |  |
Amount of Restricted Net Assets for Consolidated and Unconsolidated Subsidiaries | 0 |  |
American Coastal Insurance Company |  |  |
Statutory Accounting Practices |  |  |
Amount of Restricted Net Assets for Consolidated and Unconsolidated Subsidiaries | 19,603 |  |
Interboro Insurance Company |  |  |
Statutory Accounting Practices |  |  |
Amount of Restricted Net Assets for Consolidated and Unconsolidated Subsidiaries | $ 20,774 |  |

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- Definition Amount of restricted net assets of consolidated and unconsolidated subsidiaries as of the end of the most recently completed fiscal year. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08(e)(3)(ii)) -URI https://asc.fasb.org/extlink&oid=120395691&loc=d3e23780-122690 + Details
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- 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
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- Definition The amount of statutory capital and surplus (stockholders' equity) as of the balance sheet date using prescribed or permitted statutory accounting practices (rather than GAAP, if different) of the state or country. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(a)(23)(c)) -URI https://asc.fasb.org/extlink&oid=126734703&loc=d3e572229-122910 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 505 -Section 50 -Paragraph 1 -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=6486098&loc=d3e24708-158529 + Details
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- Definition Amount of net income for the period determined using accounting principles prescribed or permitted by insurance regulators. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(a)(23)(c)) -URI https://asc.fasb.org/extlink&oid=126734703&loc=d3e572229-122910 + Details
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