Restructuring Costs (Restructuring Costs by Plan) (Details) - USD ($) $ in Thousands	3 Months Ended
	Apr. 01, 2018	Apr. 02, 2017
Restructuring Cost and Reserve [Line Items]
Restructuring costs, net	$ 0	$ 293
Cumulative amount incurred to date	43,879
2016 Plan
Restructuring Cost and Reserve [Line Items]
Cumulative amount incurred to date	3,707
2015 Plan
Restructuring Cost and Reserve [Line Items]
Cumulative amount incurred to date	5,609
2014 Plan
Restructuring Cost and Reserve [Line Items]
Cumulative amount incurred to date	7,993
2013 Plan
Restructuring Cost and Reserve [Line Items]
Cumulative amount incurred to date	7,915
2012 and Prior Plans
Restructuring Cost and Reserve [Line Items]
Cumulative amount incurred to date	18,655
Operating Segments | North American Residential
Restructuring Cost and Reserve [Line Items]
Cumulative amount incurred to date	5,403
Operating Segments | Europe
Restructuring Cost and Reserve [Line Items]
Cumulative amount incurred to date	17,736
Operating Segments | Architectural
Restructuring Cost and Reserve [Line Items]
Cumulative amount incurred to date	3,707
Operating Segments | Corporate & Other
Restructuring Cost and Reserve [Line Items]
Cumulative amount incurred to date	17,033
Operating Segments | 2016 Plan | North American Residential
Restructuring Cost and Reserve [Line Items]
Cumulative amount incurred to date	0
Operating Segments | 2016 Plan | Europe
Restructuring Cost and Reserve [Line Items]
Cumulative amount incurred to date	0
Operating Segments | 2016 Plan | Architectural
Restructuring Cost and Reserve [Line Items]
Cumulative amount incurred to date	3,707
Operating Segments | 2016 Plan | Corporate & Other
Restructuring Cost and Reserve [Line Items]
Cumulative amount incurred to date	0
Operating Segments | 2015 Plan | North American Residential
Restructuring Cost and Reserve [Line Items]
Cumulative amount incurred to date	0
Operating Segments | 2015 Plan | Europe
Restructuring Cost and Reserve [Line Items]
Cumulative amount incurred to date	2,335
Operating Segments | 2015 Plan | Architectural
Restructuring Cost and Reserve [Line Items]
Cumulative amount incurred to date	0
Operating Segments | 2015 Plan | Corporate & Other
Restructuring Cost and Reserve [Line Items]
Cumulative amount incurred to date	3,274
Operating Segments | 2014 Plan | North American Residential
Restructuring Cost and Reserve [Line Items]
Cumulative amount incurred to date	0
Operating Segments | 2014 Plan | Europe
Restructuring Cost and Reserve [Line Items]
Cumulative amount incurred to date	0
Operating Segments | 2014 Plan | Architectural
Restructuring Cost and Reserve [Line Items]
Cumulative amount incurred to date	0
Operating Segments | 2014 Plan | Corporate & Other
Restructuring Cost and Reserve [Line Items]
Cumulative amount incurred to date	7,993
Operating Segments | 2013 Plan | North American Residential
Restructuring Cost and Reserve [Line Items]
Cumulative amount incurred to date	3,025
Operating Segments | 2013 Plan | Europe
Restructuring Cost and Reserve [Line Items]
Cumulative amount incurred to date	2,733
Operating Segments | 2013 Plan | Architectural
Restructuring Cost and Reserve [Line Items]
Cumulative amount incurred to date	0
Operating Segments | 2013 Plan | Corporate & Other
Restructuring Cost and Reserve [Line Items]
Cumulative amount incurred to date	2,157
Operating Segments | 2012 and Prior Plans | North American Residential
Restructuring Cost and Reserve [Line Items]
Cumulative amount incurred to date	2,378
Operating Segments | 2012 and Prior Plans | Europe
Restructuring Cost and Reserve [Line Items]
Cumulative amount incurred to date	12,668
Operating Segments | 2012 and Prior Plans | Architectural
Restructuring Cost and Reserve [Line Items]
Cumulative amount incurred to date	0
Operating Segments | 2012 and Prior Plans | Corporate & Other
Restructuring Cost and Reserve [Line Items]
Cumulative amount incurred to date	$ 3,609