Restructuring Charges - Additional Information (Detail) (USD $)	3 Months Ended					12 Months Ended
	Dec. 30, 2012	Sep. 30, 2012	Apr. 01, 2012	Jan. 01, 2012	Apr. 01, 2010 Employees	Dec. 30, 2012 Employees	Jan. 01, 2012 Employees
Restructuring Cost and Reserve [Line Items]
Total restructuring charge			$ 16,300,000	$ 5,800,000	$ 2,900,000
Cost incurred on European Operations	2,300,000	800,000		5,800,000
Employees were affected restructuring plan					50	145	90
Workforce Reduction [Member]
Restructuring Cost and Reserve [Line Items]
Cost incurred			5,400,000	5,000,000
Fixed Asset Impairment [Member]
Restructuring Cost and Reserve [Line Items]
Cost incurred			9,364,000	800,000
Primary severance expense [Member]
Restructuring Cost and Reserve [Line Items]
Cost incurred			7,000,000	5,000,000
Other Restructuring [Member]
Restructuring Cost and Reserve [Line Items]
Cost incurred			$ 1,600,000