• Filing Date: 2015-03-10
  • Form Type: 10-K
  • Description: Annual report
v2.4.1.9
Investments - Investment Income Summarized (Detail) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
Schedule of Available-for-sale Securities [Line Items]      
Other-than-temporary impairment charge $ (107)us-gaap_OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNet    
Investment income (90)hci_GainsLossesOnLimitedPartnershipsInterest    
Investment income, Total 4,781us-gaap_NetInvestmentIncome 1,469us-gaap_NetInvestmentIncome 980us-gaap_NetInvestmentIncome
Available-for-Sale Securities [Member]      
Schedule of Available-for-sale Securities [Line Items]      
Other-than-temporary impairment charge (107)us-gaap_OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNet
/ us-gaap_GainLossOnInvestmentsByCategoryAxis
= us-gaap_AvailableforsaleSecuritiesMember
   
Available-for-Sale Securities [Member] | Fixed-Maturity Securities [Member]      
Schedule of Available-for-sale Securities [Line Items]      
Investment income 3,339us-gaap_GrossInvestmentIncomeOperating
/ us-gaap_GainLossOnInvestmentsByCategoryAxis
= us-gaap_AvailableforsaleSecuritiesMember
/ us-gaap_ScheduleOfFairValueOfSeparateAccountsByMajorCategoryOfInvestmentAxis
= us-gaap_FixedMaturitiesMember
1,868us-gaap_GrossInvestmentIncomeOperating
/ us-gaap_GainLossOnInvestmentsByCategoryAxis
= us-gaap_AvailableforsaleSecuritiesMember
/ us-gaap_ScheduleOfFairValueOfSeparateAccountsByMajorCategoryOfInvestmentAxis
= us-gaap_FixedMaturitiesMember
1,464us-gaap_GrossInvestmentIncomeOperating
/ us-gaap_GainLossOnInvestmentsByCategoryAxis
= us-gaap_AvailableforsaleSecuritiesMember
/ us-gaap_ScheduleOfFairValueOfSeparateAccountsByMajorCategoryOfInvestmentAxis
= us-gaap_FixedMaturitiesMember
Available-for-Sale Securities [Member] | Equity Securities [Member]      
Schedule of Available-for-sale Securities [Line Items]      
Investment income 2,364us-gaap_GrossInvestmentIncomeOperating
/ us-gaap_GainLossOnInvestmentsByCategoryAxis
= us-gaap_AvailableforsaleSecuritiesMember
/ us-gaap_ScheduleOfFairValueOfSeparateAccountsByMajorCategoryOfInvestmentAxis
= us-gaap_EquitySecuritiesMember
499us-gaap_GrossInvestmentIncomeOperating
/ us-gaap_GainLossOnInvestmentsByCategoryAxis
= us-gaap_AvailableforsaleSecuritiesMember
/ us-gaap_ScheduleOfFairValueOfSeparateAccountsByMajorCategoryOfInvestmentAxis
= us-gaap_EquitySecuritiesMember
492us-gaap_GrossInvestmentIncomeOperating
/ us-gaap_GainLossOnInvestmentsByCategoryAxis
= us-gaap_AvailableforsaleSecuritiesMember
/ us-gaap_ScheduleOfFairValueOfSeparateAccountsByMajorCategoryOfInvestmentAxis
= us-gaap_EquitySecuritiesMember
Available-for-Sale Securities [Member] | Investment Expense [Member]      
Schedule of Available-for-sale Securities [Line Items]      
Investment expense (436)us-gaap_InvestmentIncomeInvestmentExpense
/ us-gaap_GainLossOnInvestmentsByCategoryAxis
= us-gaap_AvailableforsaleSecuritiesMember
/ us-gaap_ScheduleOfFairValueOfSeparateAccountsByMajorCategoryOfInvestmentAxis
= hci_InvestmentAndOtherIncomeExpenseMember
(210)us-gaap_InvestmentIncomeInvestmentExpense
/ us-gaap_GainLossOnInvestmentsByCategoryAxis
= us-gaap_AvailableforsaleSecuritiesMember
/ us-gaap_ScheduleOfFairValueOfSeparateAccountsByMajorCategoryOfInvestmentAxis
= hci_InvestmentAndOtherIncomeExpenseMember
(150)us-gaap_InvestmentIncomeInvestmentExpense
/ us-gaap_GainLossOnInvestmentsByCategoryAxis
= us-gaap_AvailableforsaleSecuritiesMember
/ us-gaap_ScheduleOfFairValueOfSeparateAccountsByMajorCategoryOfInvestmentAxis
= hci_InvestmentAndOtherIncomeExpenseMember
Limited Partnership Investment [Member]      
Schedule of Available-for-sale Securities [Line Items]      
Investment income (90)hci_GainsLossesOnLimitedPartnershipsInterest
/ us-gaap_GainLossOnInvestmentsByCategoryAxis
= hci_LimitedPartnershipInvestmentMember
   
Time Deposits [Member]      
Schedule of Available-for-sale Securities [Line Items]      
Investment income     357us-gaap_GrossInvestmentIncomeOperating
/ us-gaap_GainLossOnInvestmentsByCategoryAxis
= us-gaap_BankTimeDepositsMember
Real Estate Investments [Member]      
Schedule of Available-for-sale Securities [Line Items]      
Investment expense (955)us-gaap_InvestmentIncomeInvestmentExpense
/ us-gaap_GainLossOnInvestmentsByCategoryAxis
= us-gaap_RealEstateInvestmentMember
(1,045)us-gaap_InvestmentIncomeInvestmentExpense
/ us-gaap_GainLossOnInvestmentsByCategoryAxis
= us-gaap_RealEstateInvestmentMember
(1,334)us-gaap_InvestmentIncomeInvestmentExpense
/ us-gaap_GainLossOnInvestmentsByCategoryAxis
= us-gaap_RealEstateInvestmentMember
Cash and Cash Equivalents [Member]      
Schedule of Available-for-sale Securities [Line Items]      
Investment income $ 666us-gaap_GrossInvestmentIncomeOperating
/ us-gaap_GainLossOnInvestmentsByCategoryAxis
= us-gaap_CashAndCashEquivalentsMember
$ 357us-gaap_GrossInvestmentIncomeOperating
/ us-gaap_GainLossOnInvestmentsByCategoryAxis
= us-gaap_CashAndCashEquivalentsMember
$ 151us-gaap_GrossInvestmentIncomeOperating
/ us-gaap_GainLossOnInvestmentsByCategoryAxis
= us-gaap_CashAndCashEquivalentsMember