Restructuring Narrative (Details) - USD ($) $ in Thousands	3 Months Ended		7 Months Ended	15 Months Ended
	Apr. 02, 2016	Apr. 04, 2015	Apr. 02, 2016	Apr. 02, 2016
Restructuring Cost and Reserve [Line Items]
Restructuring charges	$ 5,431	$ 4,894
March 2015 Plan
Restructuring Cost and Reserve [Line Items]
Restructuring charges	3,600	4,900		$ 16,900
September 2015 Reduction
Restructuring Cost and Reserve [Line Items]
Restructuring charges	1,800	$ 0	$ 7,800
Minimum
Restructuring Cost and Reserve [Line Items]
Restructuring and elated cost, expected cost	17,000		17,000	17,000
Minimum | Severance and related | September 2015 Reduction
Restructuring Cost and Reserve [Line Items]
Restructuring and elated cost, expected cost	7,000		7,000	7,000
Maximum
Restructuring Cost and Reserve [Line Items]
Restructuring and elated cost, expected cost	21,000		21,000	21,000
Maximum | Severance and related | September 2015 Reduction
Restructuring Cost and Reserve [Line Items]
Restructuring and elated cost, expected cost	$ 10,000		$ 10,000	$ 10,000