Organization (Tables)

12 Months Ended

Dec. 31, 2014

Accounting Policies [Abstract]

Summary of Annual Percentage of Net Revenue by End Market

The following table sets forth the annual percentage of our net revenue by end market:

	December 31,
	2014			2013			2012
Existing and new residential construction		89	%		89	%		86	%
Commercial construction		11			11			14
		100	%		100	%		100	%

Summary of Annual Percentage of Installation Net Revenue by Product Category

The following is a summary of the annual percentage of installation net revenue by product category:

	Years ended December 31,
	2014			2013			2012
Insulation		76	%		74	%		74	%
Garage doors		7			8			8
Shower doors, shelving and mirrors		6			6			6
Rain gutters		6			6			6
Other building products		5			6			6
		100	%		100	%		100	%