v3.7.0.1
Document and Entity Information - shares
3 Months Ended
Jul. 02, 2017
Aug. 04, 2017
Document Information [Line Items]    
Entity Registrant Name HAWKINS INC  
Entity Central Index Key 0000046250  
Document Type 10-Q  
Document Period End Date Jul. 02, 2017  
Amendment Flag false  
Document Fiscal Year Focus 2018  
Document Fiscal Period Focus Q1  
Current Fiscal Year End Date --04-01  
Entity Filer Category Accelerated Filer  
Entity Common Stock, Shares Outstanding   10,663,271