v3.6.0.2
Document And Entity Information - shares
9 Months Ended
Jan. 01, 2017
Feb. 03, 2017
Document Information [Abstract]    
Entity Registrant Name INTEGRATED DEVICE TECHNOLOGY INC  
Entity Central Index Key 0000703361  
Current Fiscal Year End Date --04-02  
Entity Filer Category Large Accelerated Filer  
Entity Common Stock, Shares Outstanding (in shares)   133,419,588
Document Fiscal Year Focus 2017  
Document Fiscal Period Focus Q3  
Document Type 10-Q  
Amendment Flag false  
Document Period End Date Jan. 01, 2017