Rendering

Component: (Network and Table)
Network
100330 - Disclosure - Summary of Changes in Allowance For Doubtful Accounts (Detail)
(http://www.grubhub.com/20161231/taxonomy/role/DisclosureSummaryOfChangesInAllowanceForDoubtfulAccountsDetail)
Table(Implied)
Slicers (applies to each fact value in each table cell)
Reporting Entity [Axis]0001594109 (http://www.sec.gov/CIK)
Accounting Policies [Abstract]Period [Axis]
2016-01-01 - 2016-12-31
2015-01-01 - 2015-12-31
2014-01-01 - 2014-12-31
Accounting Policies [Abstract]
 
 
 
Balance at beginning of period
959,000  
723,000  
 
Additions to expense
1,102,000  
850,000  
426,000  
Writeoffs, net of recoveries and other adjustments
(832,000) 
(614,000) 
 
Balance at end of period
1,229,000  
 
959,000  
 
723,000