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Summary of Significant Accounting Policies (Details)
$ in Thousands
3 Months Ended 12 Months Ended
Dec. 07, 2015
USD ($)
Apr. 03, 2016
USD ($)
Apr. 03, 2016
USD ($)
channel
distributor
Mar. 29, 2015
USD ($)
distributor
Mar. 30, 2014
Jan. 03, 2016
USD ($)
Concentration Risk [Line Items]            
Release of valuation allowance for deferred tax assets   $ 61,700 $ (86,200) $ (5,300)    
Minimum number of weeks in the fiscal year reporting calendar     365 days      
Maximum number of weeks in the fiscal year reporting calendar     372 days      
Number of weeks in fiscal period     372 days 365 days 365 days  
Total receivables sold under the facility     $ 21,800      
Total collections from sale of receivables     21,800      
Total collections from deferred purchase payment     2,100      
Available amount of factoring facility   1,900 1,900      
Amount due from factoring companies   800 $ 800      
Number of revenue channels (channels) | channel     3      
Standard warranty period     1 year      
Extended warranty period     2 years      
Current deferred tax liabilities   $ 0 $ 0 $ 1,401    
Maximum            
Concentration Risk [Line Items]            
Maturity period of cash and cash equivalents     3 months      
Customer Concentration Risk | Accounts receivable            
Concentration Risk [Line Items]            
Number of significant distributors (distributors) | distributor     2 2    
Uniquest | Customer Concentration Risk | Sales            
Concentration Risk [Line Items]            
Concentration risk (percentage)     16.00% 16.00%    
Avnet | Customer Concentration Risk | Sales            
Concentration Risk [Line Items]            
Concentration risk (percentage)     15.00% 14.00% 17.00%  
Significant Distributor 1 | Customer Concentration Risk | Accounts receivable            
Concentration Risk [Line Items]            
Customer concentration risk (percent)   12.00% 12.00% 11.00%    
Significant Distributor 2 | Customer Concentration Risk | Accounts receivable            
Concentration Risk [Line Items]            
Customer concentration risk (percent)   10.00% 10.00% 10.00%    
Zentrum Mikroelektronik Dresden AG            
Concentration Risk [Line Items]            
Cash paid for acquisition $ 307,000          
New Accounting Pronouncement, Early Adoption, Effect [Member]            
Concentration Risk [Line Items]            
Current deferred tax liabilities           $ (1,400)
Deferred non-current tax assets           700
Non-current deferred tax liabilities           $ 1,400