XML 82 R45.htm IDEA: XBRL DOCUMENT
v3.23.1

Investments - Schedule of Realized Gain (Loss) (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Schedule of Available-for-sale Securities |  |  |
Fair Value at Sale | $ 86,622 | $ 267,198 | $ 811,260
Fair Value at Sale | 164,740 | 257,359 | 31,615
Net Fair Value at Sale | 251,362 | 524,557 | 842,875
Debt Securities, Available-for-sale, Realized Gain (Loss) | 725 | 7,681 | 70,785
Debt Securities, Available-for-sale, Realized Loss | 32,807 | 4,114 | 4,094
Debt Securities, Available-for-sale, Realized Gain (Loss) | (32,082) | 3,567 | 66,691
Fixed Maturities |  |  |
Schedule of Available-for-sale Securities |  |  |
Fair Value at Sale | 86,532 | 221,597 | 678,736
Fair Value at Sale | 163,990 | 220,809 | 16,552
Debt Securities, Available-for-sale, Realized Gain (Loss) | 725 | 2,112 | 32,460
Debt Securities, Available-for-sale, Realized Loss | 32,730 | 4,050 | 478
Equity Securities |  |  |
Schedule of Available-for-sale Securities |  |  |
Fair Value at Sale | 0 | 12,116 | 131,178
Fair Value at Sale | 750 | 575 | 13,805
Equity Securities, FV-NI, Realized Gain | 0 | 5,569 | 38,325
Equity Securities, FV-NI, Realized Loss | 77 | 18 | 3,602
Short-term Investments |  |  |
Schedule of Available-for-sale Securities |  |  |
Fair Value at Sale | 90 | 33,485 | 1,346
Fair Value at Sale | 0 | 35,975 | 1,258
Debt Securities, Available-for-sale, Realized Gain (Loss) | 0 | 0 | 0
Debt Securities, Available-for-sale, Realized Loss | $ 0 | $ 46 | $ 14

X
- Definition Available-for-sale, Gross Realized Gains, Fair Value at Sale + References No definition available. + Details
Name: | uihc_AvailableForSaleGrossRealizedGainsFairValueAtSale
Namespace Prefix: | uihc_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Available-for-sale, Gross Realized Gains (Losses), Fair Value at Sale + References No definition available. + Details
Name: | uihc_AvailableForSaleGrossRealizedGainsLossesFairValueAtSale
Namespace Prefix: | uihc_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Available-for-sale, Gross Realized Losses, Fair Value at Sale + References No definition available. + Details
Name: | uihc_AvailableForSaleGrossRealizedLossesFairValueAtSale
Namespace Prefix: | uihc_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of realized gain on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 9 -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=126970911&loc=d3e27357-111563 + Details
Name: | us-gaap_DebtSecuritiesAvailableForSaleRealizedGain
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of realized gain (loss) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 9 -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=126970911&loc=d3e27357-111563 + Details
Name: | us-gaap_DebtSecuritiesAvailableForSaleRealizedGainLoss
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of realized loss on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 9 -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=126970911&loc=d3e27357-111563 + Details
Name: | us-gaap_DebtSecuritiesAvailableForSaleRealizedLoss
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of realized gain from sale of investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI). + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 321 -SubTopic 10 -Section 50 -Paragraph 4 -URI https://asc.fasb.org/extlink&oid=126980263&loc=SL75117546-209714 + Details
Name: | us-gaap_EquitySecuritiesFvNiRealizedGain
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of realized loss from sale of investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI). + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 321 -SubTopic 10 -Section 50 -Paragraph 4 -URI https://asc.fasb.org/extlink&oid=126980263&loc=SL75117546-209714 + Details
Name: | us-gaap_EquitySecuritiesFvNiRealizedLoss
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
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_ScheduleOfAvailableForSaleSecuritiesLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=us-gaap_FixedMaturitiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=us-gaap_EquitySecuritiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=us-gaap_ShortTermInvestmentsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |