Subsequent Events (Details) (USD $)
In Thousands, except Share data, unless otherwise specified
6 Months Ended 1 Months Ended 3 Months Ended 6 Months Ended 12 Months Ended 1 Months Ended
Aug. 13, 2012
Jun. 30, 2012
Jun. 30, 2011
May 2010 Loan Facility
Jun. 30, 2012
Stock Options
Aug. 31, 2012
Subsequent Event
Amendment to Term Loan Facility
May 2010 Loan Facility
Aug. 13, 2012
Subsequent Event
Amendment to Term Loan Facility
May 2010 Loan Facility
Jun. 30, 2012
Subsequent Event
Amendment to Term Loan Facility
May 2010 Loan Facility
Sep. 30, 2012
Subsequent Event
Chief Executive Officer and Director
Severance Agreement
Jun. 30, 2012
Subsequent Event
Chief Executive Officer and Director
Severance Agreement
Jul. 31, 2013
Subsequent Event
Chief Executive Officer and Director
Consulting Agreement
Jul. 31, 2012
Subsequent Event
Chief Executive Officer and Director
Employment Agreement
Stock Options
item
Subsequent Events                      
Estimated severance expense               $ 1,130      
Non-Cash expense related to modification of previously awarded equity-based awards               350      
Severance agreement, payment period                 18 months    
Monthly retainer amount for limited continued service provided by an individual                   10  
Shares of the Company's common stock purchased by an individual       714,630             738,190
Exercise price of common stock (in dollars per share)       $ 3.09             $ 3.81
Estimated aggregate fair value                     2,040
Maximum monthly consulting services to be provided to the Company                   1 day  
Term of award                     10 years
Required notice period for termination of agreement                   30 days  
Vesting rights of initial option (as a percent)                     25.00%
Period of vesting of awards from the date of grant                     1 year
Number of equal quarterly installments for vesting of award                     12
Number of shares for accelerated vesting                     442,914
Additional shares available to purchase upon completion of equity financing transaction (as a percent)                     5.00%
Minimum unrestricted cash required to be maintained under the amended credit facility 1,000 3,000 3,000     1,000 3,000        
Minimum cash balance required to be maintained upon a successful capital raise           3,000          
Amendment fee payable upon closing of an additional capital raise         80            
Additional amendment fee payable in final interest payment         $ 300