XML 91 R80.htm IDEA: XBRL DOCUMENT
v3.20.2

Long-Term Debt - Summary of Long-Term Debt (Parenthetical) (Detail) | 9 Months Ended |
--- | --- | ---
Sep. 30, 2020 | Feb. 29, 2020
4.25% Convertible Senior Notes [Member] |  |
Debt Instrument [Line Items] |  |
Debt instrument stated interest rate | 4.25% |
Debt instrument, maturity date | Mar. 01, 2037 |
3.95% Promissory Note [Member] |  |
Debt Instrument [Line Items] |  |
Debt instrument stated interest rate | 3.95% | 3.95%
Debt instrument, maturity date | Feb. 17, 2020 |
4% Promissory Note [Member] |  |
Debt Instrument [Line Items] |  |
Debt instrument stated interest rate | 4.00% |
Debt instrument, maturity date | Jul. 29, 2020 |
3.75% Callable Promissory Note [Member] |  |
Debt Instrument [Line Items] |  |
Debt instrument stated interest rate | 3.75% |
Debt instrument, maturity date | Sep. 01, 2036 |
4.55% Promissory note [Member] |  |
Debt Instrument [Line Items] |  |
Debt instrument stated interest rate | 4.55% |
Debt instrument, maturity date | Aug. 01, 2036 |
3.90% Promissory Note [Member] |  |
Debt Instrument [Line Items] |  |
Debt instrument stated interest rate | 3.90% |
Debt instrument, maturity date | Apr. 01, 2032 |
Finance Lease Liabilities [Member] |  |
Debt Instrument [Line Items] |  |
Debt instrument, maturity date | Aug. 15, 2023 |

X
- Definition Contractual interest rate for funds borrowed, under the debt agreement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)(1)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
Name: | us-gaap_DebtInstrumentInterestRateStatedPercentage
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

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_DebtInstrumentLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Date when the debt instrument is scheduled to be fully repaid, in CCYY-MM-DD format. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)(2)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (bbb)(2) -URI http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258 + Details
Name: | us-gaap_DebtInstrumentMaturityDate
Namespace Prefix: | us-gaap_
Data Type: | xbrli:dateItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_LongtermDebtTypeAxis=hci_FourPointTwoFivePercentageConvertibleSeniorNotesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LongtermDebtTypeAxis=hci_ThreePointNineFivePercentagePromissoryNoteMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LongtermDebtTypeAxis=hci_FourPercentagePromissoryNoteMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LongtermDebtTypeAxis=hci_ThreePointSevenFivePercentageCallablePromissoryNoteMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LongtermDebtTypeAxis=hci_FourPointFiveFivePercentageConvertibleSeniorNotesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LongtermDebtTypeAxis=hci_ThreePointNineZeroPercentagePromissoryNotesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LongtermDebtTypeAxis=hci_FinanceLeaseLiabilitiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |