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Network
2402404 - Disclosure - Summary of Significant Accounting Policies (Details 1)
(http://www.irobot.com/role/SummaryOfSignificantAccountingPoliciesDetails1)
Table(Implied)
Slicers (applies to each fact value in each table cell)
Reporting Entity [Axis]0001159167 (http://www.sec.gov/CIK)
Accounting Policies [Abstract]Period [Axis]
2016-01-03 - 2016-12-31
2014-12-28 - 2016-01-02
2013-12-29 - 2014-12-27
Accounting Policies [Abstract]
 
 
 
Allowance for Doubtful Accounts Receivable [Roll Forward]
 
 
 
Balance at beginning of period
33,000  
67,000  
67,000  
Provision
0  
0  
 
Deduction
(4,000)1
(34,000)1
0 1
Balance at end of period
29,000  
 
33,000  
 
67,000  
 
1: Deductions related to allowance for doubtful accounts represent amounts written off against the allowance, less recoveries.