Segment Information - Revenues from External Customers (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 29, 2012	Jul. 01, 2011	Jun. 29, 2012	Jul. 01, 2011
Revenue from External Customer [Line Items]
Sales Revenue, Goods, Net	$ 223,792	$ 256,858	$ 422,475	$ 467,237
Original Equipment Manufacturers (OEM's)
Revenue from External Customer [Line Items]
Sales Revenue, Goods, Net	57,429	66,465	118,488	132,953
Home Improvement Retailers
Revenue from External Customer [Line Items]
Sales Revenue, Goods, Net	49,615	53,344	87,934	93,305
Industrial and Architectural Contractors
Revenue from External Customer [Line Items]
Sales Revenue, Goods, Net	34,698	53,835	70,588	92,743
Rural Contractors
Revenue from External Customer [Line Items]
Sales Revenue, Goods, Net	37,188	33,185	64,296	60,052
Distributors
Revenue from External Customer [Line Items]
Sales Revenue, Goods, Net	24,702	28,947	44,890	48,495
Manufactured Housing
Revenue from External Customer [Line Items]
Sales Revenue, Goods, Net	9,560	9,955	18,026	20,222
Home Improvement Contractors
Revenue from External Customer [Line Items]
Sales Revenue, Goods, Net	$ 10,600	$ 11,127	$ 18,253	$ 19,467