v2.4.0.8

Subsequent Event - Additional Information (Detail) (USD $)	12 Months Ended			0 Months Ended		3 Months Ended
	Dec. 28, 2013	Dec. 29, 2012	Dec. 31, 2011	Jan. 16, 2014 Subsequent Event	Jan. 16, 2014 Masimo vs Former Physician Office Sales Representatives Subsequent Event	Dec. 28, 2013 Masimo vs Former Physician Office Sales Representatives Subsequent Event
Subsequent Event [Line Items]
Litigation settlement amount				$ 5,400,000	$ 5,400,000
Litigation award and defense costs	$ 8,010,000	$ 0	$ 0			$ 2,600,000

X

- Definition

Amount of judgment or settlement awarded to (against) the entity in respect of litigation.

+ References

No definition available.

+ Details

Name:	us-gaap_LitigationSettlementAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Definition

Amount of litigation expense, including but not limited to legal, forensic, accounting, and investigative fees.

+ References

No definition available.

+ Details

Name:	us-gaap_LitigationSettlementExpense
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Details

Name:	us-gaap_SubsequentEventLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration