Special Charges - Additional Information (Detail) (USD $)	1 Months Ended	3 Months Ended	6 Months Ended
	Jun. 30, 2013	Sep. 29, 2013	Sep. 29, 2013
Restructuring Cost and Reserve [Line Items]
Date the company commenced the restructuring plan	Jun. 03, 2013
Date the Company expects to substantially complete the restructuring activities	Mar. 30, 2014
Special charges		$ 4,349,000	$ 16,382,000
Charged to costs and expenses			13,953,000
Asset impairment charges			2,429,000
Unpaid exit costs included in current liabilities		3,500,000	3,500,000
Workforce Reduction [Member]
Restructuring Cost and Reserve [Line Items]
Charged to costs and expenses			11,653,000
Facilities and Other [Member]
Restructuring Cost and Reserve [Line Items]
Charged to costs and expenses			2,300,000
Minimum [Member]
Restructuring Cost and Reserve [Line Items]
Exit costs expected to incur	16,000,000
Minimum [Member] | Workforce Reduction [Member]
Restructuring Cost and Reserve [Line Items]
Exit costs expected to incur	13,000,000
Minimum [Member] | Facilities and Other [Member]
Restructuring Cost and Reserve [Line Items]
Exit costs expected to incur	3,000,000
Maximum [Member]
Restructuring Cost and Reserve [Line Items]
Exit costs expected to incur	18,000,000
Maximum [Member] | Workforce Reduction [Member]
Restructuring Cost and Reserve [Line Items]
Exit costs expected to incur	14,000,000
Maximum [Member] | Facilities and Other [Member]
Restructuring Cost and Reserve [Line Items]
Exit costs expected to incur	$ 4,000,000