Segment Information - Revenues from External Customers (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 28, 2014	Mar. 29, 2013
Revenue from External Customer [Line Items]
Third party, net sales	$ 169,904	$ 172,545
Original Equipment Manufacturers (OEM's)
Revenue from External Customer [Line Items]
Third party, net sales	55,735	50,435
Industrial and Architectural Contractors
Revenue from External Customer [Line Items]
Third party, net sales	33,862	34,432
Home Improvement Retailers
Revenue from External Customer [Line Items]
Third party, net sales	30,086	33,421
Rural Contractors
Revenue from External Customer [Line Items]
Third party, net sales	18,904	19,621
Distributors
Revenue from External Customer [Line Items]
Third party, net sales	14,299	17,143
Home Improvement Contractors
Revenue from External Customer [Line Items]
Third party, net sales	9,145	8,098
Manufactured Housing
Revenue from External Customer [Line Items]
Third party, net sales	$ 7,873	$ 9,395