XML 55 R53.htm IDEA: XBRL DOCUMENT
v2.4.1.9

Investments - Net Investment Income (Detail) (USD $) In Millions, unless otherwise specified | 3 Months Ended
--- | ---
Dec. 31, 2014 | Dec. 31, 2013
Schedule of Investments [Line Items] |  |
Gross investment income | $ 235.3 hrg_GrossInvestmentIncome | $ 204.8 hrg_GrossInvestmentIncome
External investment expense | (4.5)hrg_ExternalInvestmentExpense | (3.6)hrg_ExternalInvestmentExpense
Net investment income | 230.8 us-gaap_InvestmentIncomeInterestAndDividend | 201.2 us-gaap_InvestmentIncomeInterestAndDividend
Fixed maturity available-for-sale securities [Member] |  |
Schedule of Investments [Line Items] |  |
Gross investment income | 212.8 hrg_GrossInvestmentIncome / us-gaap_InvestmentTypeAxis = hrg_FixedMaturityAvailableForSaleSecuritiesMember | 191.8 hrg_GrossInvestmentIncome / us-gaap_InvestmentTypeAxis = hrg_FixedMaturityAvailableForSaleSecuritiesMember
Equity available-for-sale securities [Member] |  |
Schedule of Investments [Line Items] |  |
Gross investment income | 9.9 hrg_GrossInvestmentIncome / us-gaap_InvestmentTypeAxis = hrg_EquityAvailableForSaleSecuritiesMember | 4.5 hrg_GrossInvestmentIncome / us-gaap_InvestmentTypeAxis = hrg_EquityAvailableForSaleSecuritiesMember
Policy loans [Member] |  |
Schedule of Investments [Line Items] |  |
Gross investment income | 0.2 hrg_GrossInvestmentIncome / us-gaap_InvestmentTypeAxis = us-gaap_PolicyLoansMember | 0.2 hrg_GrossInvestmentIncome / us-gaap_InvestmentTypeAxis = us-gaap_PolicyLoansMember
Invested cash and short-term investments [Member] |  |
Schedule of Investments [Line Items] |  |
Gross investment income | 0 hrg_GrossInvestmentIncome / us-gaap_InvestmentTypeAxis = hrg_InvestedCashAndShortTermInvestmentsMember | 0.1 hrg_GrossInvestmentIncome / us-gaap_InvestmentTypeAxis = hrg_InvestedCashAndShortTermInvestmentsMember
Asset based loan receivables [Member] |  |
Schedule of Investments [Line Items] |  |
Gross investment income | 9.3 hrg_GrossInvestmentIncome / us-gaap_InvestmentTypeAxis = hrg_AssetbasedloanreceivablesMember | 7.4 hrg_GrossInvestmentIncome / us-gaap_InvestmentTypeAxis = hrg_AssetbasedloanreceivablesMember
Other investments [Member] |  |
Schedule of Investments [Line Items] |  |
Gross investment income | $ 3.1 hrg_GrossInvestmentIncome / us-gaap_InvestmentTypeAxis = us-gaap_OtherInvestmentsMember | $ 0.8 hrg_GrossInvestmentIncome / us-gaap_InvestmentTypeAxis = us-gaap_OtherInvestmentsMember

X
- Definition External investment expense. + References No definition available. + Details
Name: | hrg_ExternalInvestmentExpense
Namespace Prefix: | hrg_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Gross investment income. + References No definition available. + Details
Name: | hrg_GrossInvestmentIncome
Namespace Prefix: | hrg_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount before accretion (amortization) of purchase discount (premium) of interest income and dividend income on nonoperating securities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.7(a),(b)) -URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 7 -Subparagraph a, b -Article 5 + Details
Name: | us-gaap_InvestmentIncomeInterestAndDividend
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Details
Name: | us-gaap_ScheduleOfInvestmentsLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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

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

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

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

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

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