Quarterly report pursuant to Section 13 or 15(d)

Summary of Significant Accounting Policies - Additional Information (Detail)

v2.4.0.8
Summary of Significant Accounting Policies - Additional Information (Detail) (USD $)
In Thousands, unless otherwise specified
 3 Months Ended 6 Months Ended 12 Months Ended
Sep. 30, 2014
Jun. 30, 2014
Sep. 30, 2013
Sep. 30, 2014
Sep. 30, 2013
Mar. 31, 2014
Significant Accounting Policies [Line Items]            
Deposits $ 86     $ 86   $ 24
Foreign currency translation adjustment 32 38 333 70 438  
Impairment of goodwill 0         0
Impairment of intangible assets           154
Minimum
            
Significant Accounting Policies [Line Items]            
Intangible assets acquired, useful life       5 years    
Maximum
            
Significant Accounting Policies [Line Items]            
Intangible assets acquired, useful life       8 years    
Leasehold improvements
            
Significant Accounting Policies [Line Items]            
Property and equipment, estimated useful lives       lesser of 8 to 10 years or the term of the lease    
Leasehold improvements | Minimum
            
Significant Accounting Policies [Line Items]            
Property and equipment, estimated useful lives       8 years    
Leasehold improvements | Maximum
            
Significant Accounting Policies [Line Items]            
Property and equipment, estimated useful lives       10 years    
Other assets | Minimum
            
Significant Accounting Policies [Line Items]            
Property and equipment, estimated useful lives       3 years    
Other assets | Maximum
            
Significant Accounting Policies [Line Items]            
Property and equipment, estimated useful lives       5 years    
Accounts Receivable | Customer A
            
Significant Accounting Policies [Line Items]            
Concentrations of credit risk, percentage       41.30%   49.10%
Accounts Receivable | Customer B
            
Significant Accounting Policies [Line Items]            
Concentrations of credit risk, percentage       12.70%   13.40%
Accounts Receivable | Customer C
            
Significant Accounting Policies [Line Items]            
Concentrations of credit risk, percentage       11.50%   7.30%
Sales | Customer A
            
Significant Accounting Policies [Line Items]            
Concentrations of credit risk, percentage       58.50% 38.50%  
Sales | Customer B
            
Significant Accounting Policies [Line Items]            
Concentrations of credit risk, percentage       14.90% 25.50%  
Sales | Customer C
            
Significant Accounting Policies [Line Items]            
Concentrations of credit risk, percentage       3.50% 3.90%  
Continuing Operations
            
Significant Accounting Policies [Line Items]            
Advertising expense       248 77  
Discontinued Operations
            
Significant Accounting Policies [Line Items]            
Advertising expense       $ 0 $ 4