XML 41 R73.htm IDEA: XBRL DOCUMENT
v2.4.0.8

Significant Accounting Policies and Practices and Recent Accounting Pronouncements - Proven and Unproven Oil and Gas Properties (Details) (USD $) In Millions, unless otherwise specified | 12 Months Ended
--- | ---
Sep. 30, 2014 | Sep. 30, 2013 | Sep. 30, 2012
Reserve Quantities [Line Items] |  |  |
Gain on contingent purchase price reduction | $ 0.5 | $ 0 | $ 41.0
Unamortized Costs Capitalized Less Related Deferred Income Taxes Exceed Ceiling Limitations, Expense | 81.0 |  |
Impairment of proved oil and natural gas properties | 81.0 | 54.3 | 0
Gas Gathering and Processing Equipment [Member] |  |  |
Reserve Quantities [Line Items] |  |  |
Property, Plant and Equipment, Estimated Useful Lives | 14 years |  |
Compass Production Partners [Member] |  |  |
Reserve Quantities [Line Items] |  |  |
Impairment of Unproved Oil and Gas Properties | 6.1 | 10.3 |
Compass |  |  |
Reserve Quantities [Line Items] |  |  |
Impairment of proved oil and natural gas properties | 81.0 | 54.3 |
Unproved Oil and Natural Gas Properties and Development Costs Not Being Amortized | Compass |  |  |
Reserve Quantities [Line Items] |  |  |
Capitalized Costs, Unproved Properties | $ 20.2 |  |
Oil |  |  |
Reserve Quantities [Line Items] |  |  |
Average Sales Prices | 99.08 |  |
Natural Gas |  |  |
Reserve Quantities [Line Items] |  |  |
Average Sales Prices | 4.24 |  |
Natural Gas Liquids |  |  |
Reserve Quantities [Line Items] |  |  |
Average Sales Prices | 43.58 |  |

X
- Definition Impairment of Proved Oil and Gas Properties + References No definition available. + Details
Name: | hrg_ImpairmentofProvedOilandGasProperties
Namespace Prefix: | hrg_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Impairment of Unproved Oil and Gas Properties + References No definition available. + Details
Name: | hrg_ImpairmentofUnprovedOilandGasProperties
Namespace Prefix: | hrg_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Income from contingent purchase price reduction. + References No definition available. + Details
Name: | hrg_IncomeFromContingentPurchasePriceReduction
Namespace Prefix: | hrg_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The revenues derived from sales of oil or gas in each geographic area during the reporting period divided by the number of barrels of oil produced or thousands of cubic feet of gas produced. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Industry Guide -Number 2 -Paragraph 3 -Subparagraph A + Details
Name: | us-gaap_AverageSalesPrices
Namespace Prefix: | us-gaap_
Data Type: | us-types:perUnitItemType
Balance Type: | na
Period Type: | duration

X
- Definition Capitalized costs of unproved properties incurred for any combination mineral interests acquisitions and other costs not previously disclosed within this table. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 932 -SubTopic 235 -Section 50 -Paragraph 13 -URI http://asc.fasb.org/extlink&oid=8451039&loc=d3e61901-109447 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Properties -URI http://asc.fasb.org/extlink&oid=21914647 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 932 -Glossary Unproved Properties -URI http://asc.fasb.org/extlink&oid=6527831 + Details
Name: | us-gaap_CapitalizedCostsUnprovedProperties
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Useful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment. + References No definition available. + Details
Name: | us-gaap_PropertyPlantAndEquipmentUsefulLife
Namespace Prefix: | us-gaap_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

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

X
- Definition The excess of unamortized costs capitalized within a cost center, less related deferred income taxes, over the cost center ceiling limitation, which is charged to expense for oil and gas producing companies that use full cost method of accounting for investments in oil and gas producing properties. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 932 -SubTopic 360 -Section S99 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=27015634&loc=d3e516453-122869 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 10 -Paragraph c -Subparagraph 4(ii) -Article 4 + Details
Name: | us-gaap_UnamortizedCostsCapitalizedLessRelatedDeferredIncomeTaxesExceedCeilingLimitationExpense
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration