Business Combinations - Narrative (Details) - USD ($) $ in Thousands			3 Months Ended								12 Months Ended
	Jul. 22, 2016	Dec. 07, 2015	Apr. 02, 2017	Jan. 01, 2017	Oct. 02, 2016	Jul. 03, 2016	Apr. 03, 2016	Jan. 03, 2016	Sep. 27, 2015	Jun. 28, 2015	Apr. 02, 2017	Apr. 03, 2016	Mar. 29, 2015
Business Acquisition [Line Items]
Revenues			$ 175,698	$ 176,358	$ 184,059	$ 192,128	$ 189,361	$ 177,610	$ 169,498	$ 160,907	$ 728,243	$ 697,376	$ 572,905
Synkera Technologies, Inc.
Business Acquisition [Line Items]
Cash paid for acquisition	$ 2,800
Cash paid at closing	1,500
Fair value of contingent cash consideration	1,300
Contingent cash consideration (up to)	$ 1,500
Period of cash consideration paid upon achievement of certain milestones (in years)	3 years 6 months
Zentrum Mikroelektronik Dresden AG
Business Acquisition [Line Items]
Cash paid for acquisition		$ 307,000
Cash paid at closing		307,030
Escrow deposit		$ 20,000
Revenues												24,400
Zentrum Mikroelektronik Dresden AG | Selling, General and Administrative Expenses
Business Acquisition [Line Items]
Acquisition-related costs incurred												$ 2,500