v2.4.0.8
Document and Entity Information
6 Months Ended
Jun. 29, 2013
Document Document And Entity Information [Abstract]  
Document Type 10-Q
Amendment Flag false
Document Period End Date Jun. 29, 2013
Document Fiscal Year Focus 2013
Document Fiscal Period Focus Q2
Trading Symbol MASI
Entity Registrant Name MASIMO CORP
Entity Central Index Key 0000937556
Current Fiscal Year End Date --12-28
Entity Filer Category Large Accelerated Filer
Entity Common Stock, Shares Outstanding 56,473,471