Rendering
| Component: (Network and Table) | 
|---|
| Network | 027 - Disclosure - Goodwill, Intangibles and Other Assets (Tables) (http://www.beaconroofingsupply.com/role/NotesToFinancialStatementsGoodwillIntangibleAssetsAndOtherAssetsDisclosureTextBlockTables)  | 
| Table | (Implied) | 
Slicers (applies to each fact value in each table cell)
| Reporting Entity [Axis] | 0001124941 (http://www.sec.gov/CIK) | 
| Goodwill Intangible Assets and Other Assets [Abstract] | Period [Axis] | 
|---|
2011-10-01 - 2012-09-30  | 
|---|
Goodwill Intangible Assets and Other Assets [Abstract]  |    | 
Intangibles and Other Assets, Included in Other Long-term Assets  | Intangibles and other assets, included in other long-term assets, consisted of the following: 
  
|   | 
  | 
September 30, | 
  | 
  | 
September 30, | 
  | 
 
|   | 
  | 
2012 | 
  | 
  | 
2011 | 
  | 
 
|   | 
  | 
  | 
  | 
  | 
  | 
  | 
 
| Amortizable intangible assets | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
 
| Non-compete agreements | 
  | 
$ | 
8,062 | 
  | 
  | 
$ | 
6,847 | 
  | 
 
| Customer relationships | 
  | 
  | 
138,473 | 
  | 
  | 
  | 
98,538 | 
  | 
 
| Beneficial lease arrangements | 
  | 
  | 
610 | 
  | 
  | 
  | 
610 | 
  | 
 
| Deferred financing costs | 
  | 
  | 
5,886 | 
  | 
  | 
  | 
7,510 | 
  | 
 
|   | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
 
|   | 
  | 
  | 
153,031 | 
  | 
  | 
  | 
113,505 | 
  | 
 
| Less: accumulated amortization | 
  | 
  | 
81,008 | 
  | 
  | 
  | 
76,105 | 
  | 
 
|   | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
 
|   | 
  | 
  | 
72,023 | 
  | 
  | 
  | 
37,400 | 
  | 
 
| Unamortizable trademarks | 
  | 
  | 
9,750 | 
  | 
  | 
  | 
9,750 | 
  | 
 
| Other assets | 
  | 
  | 
3,897 | 
  | 
  | 
  | 
2,606 | 
  | 
 
| Total other assets, net | 
  | 
$ | 
85,670 | 
  | 
  | 
$ | 
49,756 | 
 | 
 
    | 
Estimated Future Annual Amortization  | Estimated future annual amortization for the above intangible assets as of September 30, 2012 is as follows: 
  
|   | 
  | 
Future | 
  | 
 
|   | 
  | 
Amortization | 
  | 
 
| Year ending September | 
  | 
  | 
  | 
 
| 2013 | 
  | 
$ | 
12,074 | 
  | 
 
| 2014 | 
  | 
  | 
11,971 | 
  | 
 
| 2015 | 
  | 
  | 
10,292 | 
  | 
 
| 2016 | 
  | 
  | 
8,514 | 
  | 
 
| 2017 | 
  | 
  | 
6,601 | 
  | 
 
| Thereafter | 
  | 
  | 
22,571 | 
  | 
 
| Total future amortization | 
  | 
$ | 
72,023 | 
 | 
 
    | 
Intangibles and other assets, included in other long-term assets, consisted of the following:
 
|   | 
  | 
September 30, | 
  | 
  | 
September 30, | 
  | 
|   | 
  | 
2012 | 
  | 
  | 
2011 | 
  | 
|   | 
  | 
  | 
  | 
  | 
  | 
  | 
| Amortizable intangible assets | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
| Non-compete agreements | 
  | 
$ | 
8,062 | 
  | 
  | 
$ | 
6,847 | 
  | 
| Customer relationships | 
  | 
  | 
138,473 | 
  | 
  | 
  | 
98,538 | 
  | 
| Beneficial lease arrangements | 
  | 
  | 
610 | 
  | 
  | 
  | 
610 | 
  | 
| Deferred financing costs | 
  | 
  | 
5,886 | 
  | 
  | 
  | 
7,510 | 
  | 
|   | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
|   | 
  | 
  | 
153,031 | 
  | 
  | 
  | 
113,505 | 
  | 
| Less: accumulated amortization | 
  | 
  | 
81,008 | 
  | 
  | 
  | 
76,105 | 
  | 
|   | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
|   | 
  | 
  | 
72,023 | 
  | 
  | 
  | 
37,400 | 
  | 
| Unamortizable trademarks | 
  | 
  | 
9,750 | 
  | 
  | 
  | 
9,750 | 
  | 
| Other assets | 
  | 
  | 
3,897 | 
  | 
  | 
  | 
2,606 | 
  | 
| Total other assets, net | 
  | 
$ | 
85,670 | 
  | 
  | 
$ | 
49,756 | 
 | 
Estimated future annual amortization for the above intangible assets as of September 30, 2012 is as follows:
 
|   | 
  | 
Future | 
  | 
|   | 
  | 
Amortization | 
  | 
| Year ending September | 
  | 
  | 
  | 
| 2013 | 
  | 
$ | 
12,074 | 
  | 
| 2014 | 
  | 
  | 
11,971 | 
  | 
| 2015 | 
  | 
  | 
10,292 | 
  | 
| 2016 | 
  | 
  | 
8,514 | 
  | 
| 2017 | 
  | 
  | 
6,601 | 
  | 
| Thereafter | 
  | 
  | 
22,571 | 
  | 
| Total future amortization | 
  | 
$ | 
72,023 | 
 |