Business Combination (Total Consideration) (Details) - USD ($) $ in Thousands		6 Months Ended
	Dec. 07, 2015	Oct. 02, 2016	Sep. 27, 2015
Business Acquisition [Line Items]
Total purchase price, net of cash acquired		$ 1,528	$ 0
Zentrum Mikroelektronik Dresden AG
Business Acquisition [Line Items]
Cash paid to ZMDI shareholders	$ 307,030
Less: cash acquired	(27,892)
Total purchase price, net of cash acquired	$ 279,138