Special Charges - Additional Information (Detail) - USD ($) $ in Thousands	3 Months Ended			6 Months Ended
	Sep. 27, 2015	Jun. 28, 2015	Sep. 28, 2014	Sep. 27, 2015	Sep. 28, 2014
Restructuring Cost and Reserve [Line Items]
Special charges	$ 8,154		$ 2,259	$ 9,233	$ 4,803
Exit costs	6,917		2,259	7,996	3,292
Asset impairments	1,237			$ 1,237	1,011
September 2015 Initiative [Member]
Restructuring Cost and Reserve [Line Items]
Date the company commenced the restructuring plan				Sep. 02, 2015
Special charges	8,100			$ 8,100
Exit costs	6,900			6,900
Asset impairments	1,200			$ 1,200
Date the company expects to substantially complete the restructuring actions				Apr. 03, 2016
September 2015 Initiative [Member] | Workforce Reductions [Member]
Restructuring Cost and Reserve [Line Items]
Exit costs				$ 6,869
September 2015 Initiative [Member] | Minimum
Restructuring Cost and Reserve [Line Items]
Additional costs expected	1,000			1,000
September 2015 Initiative [Member] | Maximum
Restructuring Cost and Reserve [Line Items]
Additional costs expected	2,000			$ 2,000
May 2015 Initiative [Member]
Restructuring Cost and Reserve [Line Items]
Date the company commenced the restructuring plan				May 01, 2015
Special charges		$ 700
Exit costs		$ 700
Date the company expects to substantially complete the restructuring actions				Sep. 27, 2015
March 2014 Initiative [Member]
Restructuring Cost and Reserve [Line Items]
Date the company commenced the restructuring plan				Mar. 17, 2014
Special charges			2,000		3,700
Exit costs			2,000		2,700
Asset impairments					1,000
June 2013 Initiative [Member]
Restructuring Cost and Reserve [Line Items]
Date the company commenced the restructuring plan				Jun. 03, 2013
Special charges	100		300	$ 500	600
Exit costs	100		$ 300	479	$ 600
Additional costs expected	1,000			$ 1,000
Date the company expects to substantially complete the restructuring actions				Apr. 01, 2018
Aggregate amount of special charges	25,500			$ 25,500
June 2013 Initiative [Member] | Workforce Reductions [Member]
Restructuring Cost and Reserve [Line Items]
Exit costs				479
Aggregate amount of special charges	15,100			15,100
June 2013 Initiative [Member] | Facilities and Other [Member]
Restructuring Cost and Reserve [Line Items]
Aggregate amount of special charges	5,900			5,900
June 2013 Initiative [Member] | Abandoned Property and Equipment [Member]
Restructuring Cost and Reserve [Line Items]
Aggregate amount of special charges	$ 4,500			$ 4,500