XML 225 R68.htm IDEA: XBRL DOCUMENT
v2.4.0.8

Derivative Financial Instruments - Summary of Gain (Loss) Recognized in Income on Oil and Gas Commodity Contracts on (Detail) (USD $) In Millions, unless otherwise specified | 3 Months Ended | 9 Months Ended | 15 Months Ended | 3 Months Ended | 9 Months Ended | 15 Months Ended |  |  |  |
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Jun. 30, 2013 | Jun. 30, 2013 | Jul. 01, 2012 | Jul. 01, 2013 | Jun. 30, 2013 Commodity contracts [Member] Other Income Expense [Member] | Jun. 30, 2013 Commodity contracts [Member] Other Income Expense [Member] | Jul. 01, 2012 Commodity contracts [Member] Other Income Expense [Member] | Jul. 01, 2013 Commodity contracts [Member] Other Income Expense [Member] | Feb. 14, 2013 Swap [Member] Natural Gas Commodity Contract [Member] MMBTU | Jun. 30, 2013 Remainder of 2013 [Member] Swap [Member] Natural Gas Commodity Contract [Member] | Jun. 30, 2013 Remainder of 2013 [Member] Swap [Member] Oil Commodity Contract [Member] | Feb. 14, 2013 Remainder of 2013 [Member] Swap [Member] Oil Commodity Contract [Member] MBbls | Jun. 30, 2013 2014 [Member] Swap [Member] Natural Gas Commodity Contract [Member] | Jun. 30, 2013 2014 [Member] Swap [Member] Oil Commodity Contract [Member]
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Document Period End Date |  | Jun. 30, 2013 |  |  |  |  |  |  |  |  |  |  |  |
Derivative, Average Forward Price |  |  |  |  |  |  |  |  |  | 95.12 | 3.64 |  | 89.97 | 3.91
Derivative, mitigating price volatility, natural gas covered |  |  |  |  |  |  |  |  | 13,365,300,000 |  |  |  |  |
Derivative, mitigating price volatility, oil covered |  |  |  |  |  |  |  |  |  |  |  | 408,000 |  |
Cash settlements on derivative financial instruments |  |  |  |  | $ (1.9) | $ (1.3) |  |  |  |  |  |  |  |
Non-cash change in fair value of derivative financial instruments |  |  |  |  | 11.5 | 2.1 |  |  |  |  |  |  |  |
Gain on oil and natural gas commodity contracts | $ 136.2 | $ 172.2 | $ (119.4) | $ (158.1) | $ 9.6 | $ 0.8 | $ 0 | $ 0 |  |  |  |  |  |

X
- Definition The end date of the period reflected on the cover page if a periodic report. For all other reports and registration statements containing historical data, it is the date up through which that historical data is presented. If there is no historical data in the report, use the filing date. The format of the date is CCYY-MM-DD. + References No definition available. + Details
Name: | dei_DocumentPeriodEndDate
Namespace Prefix: | dei_
Data Type: | xbrli:dateItemType
Balance Type: | na
Period Type: | duration

X
- Definition Derivative, Mitigating Price Volatility, Volume Covered + References No definition available. + Details
Name: | hrg_DerivativeMitigatingPriceVolatilityVolumeCovered
Namespace Prefix: | hrg_
Data Type: | num:volumeItemType
Balance Type: | na
Period Type: | instant

X
- Definition Derivative, Mitigating Price Volatility, Volume Energy Covered + References No definition available. + Details
Name: | hrg_DerivativeMitigatingPriceVolatilityVolumeEnergyCovered
Namespace Prefix: | hrg_
Data Type: | num:energyItemType
Balance Type: | na
Period Type: | instant

X
- Definition The average forward price on the group of price risk forward or futures contracts, such as gas futures contracts. + References No definition available. + Details
Name: | us-gaap_DerivativeAverageForwardPrice
Namespace Prefix: | us-gaap_
Data Type: | us-types:perUnitItemType
Balance Type: | na
Period Type: | instant

X
- Definition Amount of increase (decrease) in the fair value of derivatives recognized in the income statement. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4A -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=7476318&loc=SL5618551-113959 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4C -Subparagraph (a),(c),(d),(e) -URI http://asc.fasb.org/extlink&oid=7476318&loc=SL5624171-113959 + Details
Name: | us-gaap_DerivativeGainLossOnDerivativeNet
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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

X
- Definition The difference between the book value and the sale price of agreements to purchase or sell mineral resources, energy, and agricultural products at some future point. This element refers to the gain (loss) included in earnings and not to the cash proceeds. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585 + Details
Name: | us-gaap_GainLossOnSaleOfCommodityContracts
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The net change in the difference between the fair value and the carrying value, or in the comparative fair values, of open derivatives, commodity, or energy contracts, held at each balance sheet date, that was included in earnings for the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585 + Details
Name: | us-gaap_UnrealizedGainLossOnDerivativesAndCommodityContracts
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration