Segment Information - Revenues from External Customers (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended								12 Months Ended
	Dec. 31, 2012	Sep. 28, 2012	Jun. 29, 2012	Mar. 30, 2012	Dec. 30, 2011	Sep. 30, 2011	Jul. 01, 2011	Apr. 01, 2011	Dec. 31, 2012	Dec. 30, 2011	Dec. 31, 2010
Revenue from External Customer [Line Items]
Net sales	$ 195,492	$ 219,173	$ 223,792	$ 198,683	$ 219,661	$ 246,780	$ 256,858	$ 210,379	$ 837,140	$ 933,678	$ 883,700
Original Equipment Manufacturers (OEM's)
Revenue from External Customer [Line Items]
Net sales									202,556	240,769	219,191
Home Improvement Retailers
Revenue from External Customer [Line Items]
Net sales									181,363	201,107	192,307
Industrial and Architectural Contractors
Revenue from External Customer [Line Items]
Net sales									148,231	171,259	158,315
Rural Contractors
Revenue from External Customer [Line Items]
Net sales									144,398	143,921	133,658
Distributors
Revenue from External Customer [Line Items]
Net sales									91,505	101,085	102,365
Home Improvement Contractors
Revenue from External Customer [Line Items]
Net sales									35,674	38,227	41,858
Manufactured Housing
Revenue from External Customer [Line Items]
Net sales									$ 33,413	$ 37,310	$ 36,006