Segment Information - Narrative (Details) - distributor	3 Months Ended			9 Months Ended		12 Months Ended
	Dec. 30, 2018	Apr. 01, 2018	Dec. 31, 2017	Dec. 30, 2018	Dec. 31, 2017	Apr. 01, 2018
Revenue
Revenue, Major Customer [Line Items]
Number of distributors	3		4	2	3
Revenue | Customer Concentration Risk | Uniquest
Revenue, Major Customer [Line Items]
Concentration risk percentage	15.00%		12.00%	14.00%	10.00%
Revenue | Customer Concentration Risk | Avnet
Revenue, Major Customer [Line Items]
Concentration risk percentage	14.00%		15.00%		15.00%
Revenue | Customer Concentration Risk | WT Microelectronics
Revenue, Major Customer [Line Items]
Concentration risk percentage			11.00%
Revenue | Customer Concentration Risk | Macnica
Revenue, Major Customer [Line Items]
Concentration risk percentage	10.00%		10.00%		10.00%
Accounts Receivable
Revenue, Major Customer [Line Items]
Number of distributors				2		1
Accounts Receivable | Customer Concentration Risk
Revenue, Major Customer [Line Items]
Concentration risk percentage		15.00%
Accounts Receivable | Customer Concentration Risk | Significant Distributor 1
Revenue, Major Customer [Line Items]
Concentration risk percentage				14.00%
Accounts Receivable | Customer Concentration Risk | Significant Distributor 2
Revenue, Major Customer [Line Items]
Concentration risk percentage				11.00%