Other Operating Charges (Details) (USD $)	3 Months Ended		9 Months Ended
	Sep. 27, 2013	Sep. 28, 2012	Sep. 27, 2013	Sep. 28, 2012
Other Operating Costs [Line Items]
Unusual or infrequent item operating	$ 1,455,000	$ 840,000	$ 5,355,000	$ 2,602,000
Other operating charges
Other Operating Costs [Line Items]
Unusual or infrequent item operating	1,455,000	840,000	5,355,000	2,602,000
U.S. Residential Products | Other operating charges
Other Operating Costs [Line Items]
Unusual or infrequent item operating	57,000	226,000	214,000	290,000
U.S. Commercial Products | Other operating charges
Other Operating Costs [Line Items]
Unusual or infrequent item operating	69,000	55,000	364,000	232,000
European Roll Coated Aluminum | Other operating charges
Other Operating Costs [Line Items]
Unusual or infrequent item operating	305,000	31,000	495,000	531,000
European Engineered Products | Other operating charges
Other Operating Costs [Line Items]
Unusual or infrequent item operating	995,000	174,000	4,039,000	359,000
Other Non-Allocated | Other operating charges
Other Operating Costs [Line Items]
Unusual or infrequent item operating	29,000	354,000	243,000	1,190,000
Fair Value, Inputs, Level 1 | European Engineered Products | Other operating charges
Other Operating Costs [Line Items]
Asset impairment charges			1,600,000
U.K. | European Engineered Products | Other operating charges
Other Operating Costs [Line Items]
Other severance and nonrecurring costs	800,000		2,000,000
U.K. | Fair Value, Inputs, Level 1 | European Engineered Products | Other operating charges
Other Operating Costs [Line Items]
Asset impairment charges			1,600,000
France | European Engineered Products | Other operating charges
Other Operating Costs [Line Items]
Other severance and nonrecurring costs	200,000		500,000
U.S. and Europe | Other operating charges
Other Operating Costs [Line Items]
Other severance and nonrecurring costs	500,000	400,000	1,300,000	1,700,000
Nondebtor reorganization items, legal and advisory professional fees		200,000
North America | Other operating charges
Other Operating Costs [Line Items]
Nondebtor reorganization items, legal and advisory professional fees				700,000
North America | U.S. Residential Products | Other operating charges
Other Operating Costs [Line Items]
Business combination, acquisition related costs		$ 200,000		$ 200,000