Rendering

Component: (Network and Table)
Network
100420 - Disclosure - Inventories - Schedule of Inventory (Detail)
(http://www.ambarella.com/20170131/taxonomy/role/DisclosureInventoriesScheduleOfInventoryDetail)
Table(Implied)
Slicers (applies to each fact value in each table cell)
Reporting Entity [Axis]0001280263 (http://www.sec.gov/CIK)
Inventory Disclosure [Abstract]Period [Axis]
2017-01-31
2016-01-31
Inventory Disclosure [Abstract]
 
 
Work-in-progress
10,105,000  
9,474,000  
Finished goods
10,040,000  
8,693,000  
Total
20,145,000  
 
18,167,000