XML 30 R42.htm IDEA: XBRL DOCUMENT v2.4.0.6
Summary Of Significant Accounting Policies (Concentration of Customers and Suppliers) (Details) (USD $)
In Millions, except Share data, unless otherwise specified
 0 Months Ended 12 Months Ended
Dec. 31, 2012
customer
Jan. 31, 2008
Oct. 31, 2011
HP [Member]
Dec. 31, 2012
HP [Member]
Dec. 31, 2011
HP [Member]
Dec. 31, 2012
Net Revenue [Member]
Customer Concentration Risk [Member]
Dec. 31, 2011
Net Revenue [Member]
Customer Concentration Risk [Member]
Dec. 31, 2010
Net Revenue [Member]
Customer Concentration Risk [Member]
Dec. 31, 2012
Net Revenue [Member]
Customer Concentration Risk [Member]
HP [Member]
Dec. 31, 2011
Net Revenue [Member]
Customer Concentration Risk [Member]
HP [Member]
Dec. 31, 2010
Net Revenue [Member]
Customer Concentration Risk [Member]
HP [Member]
Dec. 31, 2012
Net Revenue [Member]
Customer Concentration Risk [Member]
NetApp, Inc. [Member]
Dec. 31, 2011
Net Revenue [Member]
Customer Concentration Risk [Member]
NetApp, Inc. [Member]
Dec. 31, 2010
Net Revenue [Member]
Customer Concentration Risk [Member]
NetApp, Inc. [Member]
Dec. 31, 2012
Net Revenue [Member]
Customer Concentration Risk [Member]
Tektronix [Member]
Dec. 31, 2011
Net Revenue [Member]
Customer Concentration Risk [Member]
Tektronix [Member]
Dec. 31, 2010
Net Revenue [Member]
Customer Concentration Risk [Member]
Tektronix [Member]
Dec. 31, 2012
Net Revenue [Member]
Customer Concentration Risk [Member]
Other customers less than 10% [Member]
Dec. 31, 2011
Net Revenue [Member]
Customer Concentration Risk [Member]
Other customers less than 10% [Member]
Dec. 31, 2010
Net Revenue [Member]
Customer Concentration Risk [Member]
Other customers less than 10% [Member]
Dec. 31, 2012
Accounts Receivable [Member]
HP [Member]
Dec. 31, 2011
Accounts Receivable [Member]
HP [Member]
Oct. 31, 2011
Common Stock [Member]
HP [Member]
Major customers                                              
Accounts Receivable, Gross       $ 17.0 $ 22.3                                    
Number of major customers 2                                            
Concentration risk, percentage           100.00% 100.00% 100.00% 68.00% 74.00% 57.00% 0.00% 0.00% 26.00% 10.00% 6.00% 0.00% 22.00% 20.00% 17.00% 68.00% 70.00%  
Product purchase agreement, period     5 years                                        
Warrants to purchase shares of our common stock                                             1,602,489
Warrants, exercise price   2.40                                         2.40