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Balance Sheet Components - Summary of Property Plant Equipment (Detail) (USD $)
In Thousands, unless otherwise specified
Jun. 30, 2013
Jun. 30, 2012
Property Plant And Equipment [Line Items]    
Property and equipment, gross $ 6,930 $ 4,559
Accumulated depreciation and amortization (3,386) (2,264)
Property and equipment, net 3,544 2,295 [1]
Computers and equipment
   
Property Plant And Equipment [Line Items]    
Property and equipment, gross 6,207 3,859
Furniture and fixtures
   
Property Plant And Equipment [Line Items]    
Property and equipment, gross 316 290
Leasehold Improvements
   
Property Plant And Equipment [Line Items]    
Property and equipment, gross $ 407 $ 410
[1] As adjusted, see Note 1