Segment Information - Revenues from External Customers (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended								12 Months Ended
	Dec. 31, 2014	Sep. 26, 2014	Jun. 27, 2014	Mar. 28, 2014	Dec. 31, 2013	Sep. 27, 2013	Jun. 28, 2013	Mar. 29, 2013	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Revenue from External Customer [Line Items]
Net sales	$ 211,909	$ 239,942	$ 232,990	$ 169,904	$ 196,431	$ 227,835	$ 229,861	$ 172,545	$ 854,745	$ 826,672	$ 837,140
Original Equipment Manufacturers (OEM's)
Revenue from External Customer [Line Items]
Net sales									207,527	199,213	202,556
Home Improvement Retailers
Revenue from External Customer [Line Items]
Net sales									175,888	182,666	181,363
Industrial and Architectural Contractors
Revenue from External Customer [Line Items]
Net sales									146,277	148,708	148,231
Rural Contractors
Revenue from External Customer [Line Items]
Net sales									142,544	135,296	144,398
Distributors
Revenue from External Customer [Line Items]
Net sales									98,761	88,300	91,505
Home Improvement Contractors
Revenue from External Customer [Line Items]
Net sales									49,771	40,645	35,674
Manufactured Housing
Revenue from External Customer [Line Items]
Net sales									$ 33,977	$ 31,844	$ 33,413