| Component: (Network and Table) | |
|---|---|
| Network | 164 - Disclosure - Intangible Assets Subject to Amortization (Detail) (http://www.star-gas.com/taxonomy/role/DisclosureIntangibleAssetsSubjectToAmortization) |
| Table | Schedule of Finite-Lived Intangible Assets [Table] |
| Reporting Entity [Axis] | 0001002590 (http://www.sec.gov/CIK) |
| Legal Entity [Axis] | Entity [Domain] |
| Finite-Lived Intangible Assets [Line Items] | Period [Axis] | |||||
|---|---|---|---|---|---|---|
2016-09-30 | 2015-09-30 | |||||
| Finite-Lived Intangible Assets by Major Class [Axis] | Finite-Lived Intangible Assets by Major Class [Axis] | |||||
| Customer Lists | Trade Names And Other Intangibles | Finite-Lived Intangible Assets, Major Class Name [Domain] | Customer Lists | Trade Names And Other Intangibles | Finite-Lived Intangible Assets, Major Class Name [Domain] | |
Gross Carrying Amount | ||||||
Accum. Amortization | ||||||
Net | 97,656,000 | 107,317,000 | ||||