XML 53 R42.htm IDEA: XBRL DOCUMENT
v3.5.0.2

Investments (Other-than-temporary Impairment) - Additional Information (Detail) $ in Thousands |  | 1 Months Ended | 3 Months Ended | 9 Months Ended | 12 Months Ended
--- | --- | --- | --- | --- | ---
Dec. 31, 2015 USD ($) Securities | Jun. 30, 2016 USD ($) Securities | Sep. 30, 2016 USD ($) Securities | Sep. 30, 2015 USD ($) Securities | Sep. 30, 2016 USD ($) Securities | Sep. 30, 2015 USD ($) Securities | Dec. 31, 2015 Securities
Schedule of Investments [Line Items] |  |  |  |  |  |  |
Other-than-temporary impairment losses related to credit losses |  |  | $ 224 | $ 1,886 | $ 1,441 | $ 3,869 |
Other-than-temporary impairment losses related to credit losses previously recorded |  |  | (351) | (596) | 230 | (596) |
Other-than-temporary impairment losses |  |  | $ 575 | $ 2,482 | $ 1,211 | $ 4,465 |
Number of securities in an unrealized loss position | Securities | 101 |  | 75 |  | 75 |  | 101
Number of securities had been in an unrealized loss position for 12 months or greater | Securities | 10 |  | 23 |  | 23 |  | 10
Corporate Bonds [Member] |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |
Accumulated other-than-temporary impairment losses related to non-credit losses | $ 581 |  |  |  |  |  |
Fixed-Maturity Securities [Member] |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |
Other-than-temporary impairment losses, number of securities | Securities |  |  |  | 2 | 1 | 2 | 2
Other-than-temporary impairment losses, number of securities sold | Securities |  | 1 |  |  | 1 |  |
Impairment loss recorded in other comprehensive income |  | $ 202 |  |  | $ 469 |  |
Other-than-temporary impairment losses related to credit losses |  |  | $ 180 | $ 109 | 206 | $ 109 |
Other-than-temporary impairment losses related to credit losses previously recorded |  |  | 351 | 596 |  | 596 |
Other-than-temporary impairment losses |  |  | 531 | 705 | $ 675 | 705 |
Equity Securities [Member] |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |
Other-than-temporary impairment losses, number of securities | Securities |  |  |  |  | 16 |  | 17
Other-than-temporary impairment losses |  |  | $ 44 | $ 1,777 | $ 766 | $ 3,760 |

X
- Definition Number Of Available For Sale Securities In Unrealized Loss Position + References No definition available. + Details
Name: | hci_NumberOfAvailableForSaleSecuritiesInUnrealizedLossPosition
Namespace Prefix: | hci_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Number Of Available For Sale Securities In Unrealized Loss Position For Period Of Twelve Months Or Greater + References No definition available. + Details
Name: | hci_NumberOfAvailableForSaleSecuritiesInUnrealizedLossPositionForPeriodOfTwelveMonthsOrGreater
Namespace Prefix: | hci_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Represents the number of available for sale securities with other-than-temporary loss. + References No definition available. + Details
Name: | hci_OtherThanTemporaryImpairmentLossesInvestmentsNumberOfSecurities
Namespace Prefix: | hci_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition Represents the number of available for sale securities with other-than-temporary loss being sold. + References No definition available. + Details
Name: | hci_OtherThanTemporaryImpairmentLossesInvestmentsNumberOfSecuritiesSold
Namespace Prefix: | hci_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition The amount by which the fair value of an investment in debt and equity securities categorized as Available-for-sale is less than the amortized cost basis or carrying amount of that investment at the balance sheet date and the decline in fair value is deemed to be other than temporary, before considering whether or not such amount is recognized in earnings or other comprehensive income. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=73527792&loc=d3e27161-111563 + Details
Name: | us-gaap_OtherThanTemporaryImpairmentLossesInvestmentsAvailableforsaleSecurities
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount before tax of other than temporary impairment (OTTI) on investment in available-for-sale debt security, recognized in other comprehensive loss. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 35 -Paragraph 35 -URI http://asc.fasb.org/extlink&oid=27723805&loc=d3e25362-111560 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 10A -Subparagraph (g) -URI http://asc.fasb.org/extlink&oid=66004124&loc=SL7669646-108580 + Details
Name: | us-gaap_OtherThanTemporaryImpairmentLossesInvestmentsPortionInOtherComprehensiveIncomeLossBeforeTaxIncludingPortionAttributableToNoncontrollingInterestAvailableforsaleSecurities
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount before tax of other than temporary impairment loss (OTTI) on investments in available-for-sale and held-to-maturity debt securities, recognized in other comprehensive loss and attributable to parent entity. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 35 -Paragraph 35 -URI http://asc.fasb.org/extlink&oid=27723805&loc=d3e25362-111560 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 35 -Paragraph 34D -URI http://asc.fasb.org/extlink&oid=27723805&loc=SL6284304-111560 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 10A -Subparagraph (g) -URI http://asc.fasb.org/extlink&oid=66004124&loc=SL7669646-108580 + Details
Name: | us-gaap_OtherThanTemporaryImpairmentLossesInvestmentsPortionInOtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The amount of other than temporary impairment losses on investments in debt and equity securities categorized as Available-for-sale which have been recognized in earnings during the period. Such impairment losses consist of other than temporary impairments (OTTI) on equity securities, credit losses on investments in debt securities, and when the entity intends to sell an impaired debt security or it is more likely than not that the entity will be required to sell the impaired debt security before recovery of its amortized cost basis. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=73527792&loc=d3e27161-111563 + Details
Name: | us-gaap_OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNetAvailableforsaleSecurities
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount before tax of reclassification adjustment for other than temporary impairment (OTTI) related to factors other than credit loss on a previously impaired investment in available-for-sale debt security. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 45 -Paragraph 9A -URI http://asc.fasb.org/extlink&oid=66010992&loc=SL6284427-111562 + Details
Name: | us-gaap_OtherThanTemporaryImpairmentLossesInvestmentsReclassificationAdjustmentOfNoncreditPortionIncludedInNetIncomeAvailabeforsaleSecuritiesBeforeTax
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
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_ScheduleOfInvestmentsLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis=us-gaap_CorporateDebtSecuritiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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

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