Description Of Business And Summary Of Significant Accounting Policies (Concentration of Credit Risk, Significant Customers and Channel Partners) (Details)
12 Months Ended
Mar. 31, 2015
Mar. 31, 2014
Mar. 31, 2013
Sales Revenue, Net [Member] | Customer Concentration Risk [Member]      
Revenue, Major Customer [Line Items]      
Concentration Risk, Percentage 58.00%    
Sales Revenue, Net [Member] | Franchise Concentration Risk [Member]      
Revenue, Major Customer [Line Items]      
Concentration Risk, Percentage 54.00%    
Product Concentration Risk [Member] | Sales Revenue, Product Line [Member]      
Revenue, Major Customer [Line Items]      
Concentration Risk, Percentage 66.00% 55.00% 60.00%
Customer A [Member] | Accounts Receivable [Member] | Credit Concentration Risk [Member]      
Revenue, Major Customer [Line Items]      
Concentration Risk, Percentage 26.00% 17.00%  
Customer B [Member] | Accounts Receivable [Member] | Credit Concentration Risk [Member]      
Revenue, Major Customer [Line Items]      
Concentration Risk, Percentage 10.00% 15.00%  
Customer C [Member] | Accounts Receivable [Member] | Credit Concentration Risk [Member]      
Revenue, Major Customer [Line Items]      
Concentration Risk, Percentage   11.00%