Segment Information - Revenues from External Customers (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 27, 2013	Sep. 28, 2012	Sep. 27, 2013	Sep. 28, 2012
Revenue from External Customer [Line Items]
Sales Revenue, Goods, Net	$ 227,835	$ 219,173	$ 630,241	$ 641,648
Home Improvement Retailers
Revenue from External Customer [Line Items]
Sales Revenue, Goods, Net	57,449	51,806	145,995	139,740
Original Equipment Manufacturers (OEM's)
Revenue from External Customer [Line Items]
Sales Revenue, Goods, Net	45,474	43,457	149,791	161,946
Rural Contractors
Revenue from External Customer [Line Items]
Sales Revenue, Goods, Net	44,029	43,116	97,932	107,412
Industrial and Architectural Contractors
Revenue from External Customer [Line Items]
Sales Revenue, Goods, Net	37,926	40,321	112,721	110,908
Distributors
Revenue from External Customer [Line Items]
Sales Revenue, Goods, Net	25,096	23,917	67,121	68,807
Home Improvement Contractors
Revenue from External Customer [Line Items]
Sales Revenue, Goods, Net	11,546	9,564	31,971	27,590
Manufactured Housing
Revenue from External Customer [Line Items]
Sales Revenue, Goods, Net	$ 6,315	$ 6,992	$ 24,710	$ 25,245