Annual report pursuant to section 13 and 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
12 Months Ended
Mar. 31, 2013
Mar. 31, 2012
Mar. 31, 2013
Leasehold Improvements
Mar. 31, 2013
Other assets
Mar. 31, 2013
Customer A
Mar. 31, 2012
Customer A
Mar. 31, 2013
Customer B
Mar. 31, 2012
Customer B
Mar. 31, 2013
Customer C
Mar. 31, 2012
Customer C
Mar. 31, 2013
Segment, Continuing Operations
Mar. 31, 2012
Segment, Continuing Operations
Mar. 31, 2013
Minimum
Mar. 31, 2013
Maximum
Dec. 06, 2012
Asset Purchase Agreement
Financing Receivable, Impaired [Line Items]                              
Deposits $ 563                           $ 533
Advertising expense for continuing operations                     4 7      
Other comprehensive income (loss) foreign currency translation adjustment net of tax (72) 97                          
Account receivable major customer percentage         33.20% 0.00% 20.40% 0.00% 6.60% 39.00%          
Revenue major customer percentage 33.00% 0.00%     33.00% 0.00% 9.00% 0.00% 22.00% 41.00%          
Property and equipment, estimated useful lives     Lesser of 8 to 10 years or the term                        
Property and equipment, estimated useful lives       5 years                      
Impairment of goodwill 1,119 2,969                          
Intangible assets acquired, useful life                         5 years 8 years  
Impairment of intangible assets    $ 2,319