XML 27 R47.htm IDEA: XBRL DOCUMENT v2.4.0.6
Stock Compensation Expense (Detail) (USD $)
In Thousands, unless otherwise specified
3 Months Ended
Jun. 30, 2012
Jun. 30, 2011
Deferred Compensation Arrangement with Individual, Share-based Payments [Line Items]    
Stock compensation expense $ 122 $ 69
Product development
   
Deferred Compensation Arrangement with Individual, Share-based Payments [Line Items]    
Stock compensation expense   69
General and administrative
   
Deferred Compensation Arrangement with Individual, Share-based Payments [Line Items]    
Stock compensation expense $ 122