Segment Information - Revenues from External Customers (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 29, 2013	Mar. 30, 2012
Revenue from External Customer [Line Items]
Sales Revenue, Goods, Net	$ 172,545	$ 198,683
Original Equipment Manufacturers (OEM's)
Revenue from External Customer [Line Items]
Sales Revenue, Goods, Net	50,435	61,059
Industrial and Architectural Contractors
Revenue from External Customer [Line Items]
Sales Revenue, Goods, Net	34,432	35,890
Home Improvement Retailers
Revenue from External Customer [Line Items]
Sales Revenue, Goods, Net	33,421	38,319
Rural Contractors
Revenue from External Customer [Line Items]
Sales Revenue, Goods, Net	19,621	27,108
Distributors
Revenue from External Customer [Line Items]
Sales Revenue, Goods, Net	17,143	20,188
Manufactured Housing
Revenue from External Customer [Line Items]
Sales Revenue, Goods, Net	9,395	8,693
Home Improvement Contractors
Revenue from External Customer [Line Items]
Sales Revenue, Goods, Net	$ 8,098	$ 7,426