Segment Information - Revenues from External Customers (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 27, 2014	Jun. 28, 2013	Jun. 27, 2014	Jun. 28, 2013
Revenue from External Customer [Line Items]
Sales Revenue, Goods, Net	$ 232,990	$ 229,861	$ 402,894	$ 402,406
Original Equipment Manufacturers (OEM's)
Revenue from External Customer [Line Items]
Sales Revenue, Goods, Net	56,562	53,882	112,297	104,317
Home Improvement Retailers
Revenue from External Customer [Line Items]
Sales Revenue, Goods, Net	49,980	55,125	80,066	88,546
Industrial and Architectural Contractors
Revenue from External Customer [Line Items]
Sales Revenue, Goods, Net	38,380	40,363	72,242	74,795
Rural Contractors
Revenue from External Customer [Line Items]
Sales Revenue, Goods, Net	37,123	34,282	56,027	53,903
Distributors
Revenue from External Customer [Line Items]
Sales Revenue, Goods, Net	27,954	24,882	42,253	42,025
Home Improvement Contractors
Revenue from External Customer [Line Items]
Sales Revenue, Goods, Net	14,212	12,327	23,357	20,425
Manufactured Housing
Revenue from External Customer [Line Items]
Sales Revenue, Goods, Net	$ 8,779	$ 9,000	$ 16,652	$ 18,395