Registration of securities issued in business combination transactions

Description of Business and Summary of Significant Accounting Policies (Details 8)

v3.2.0.727
Description of Business and Summary of Significant Accounting Policies (Details 8) - Jun. 30, 2015 - $ / shares
Total
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]  
Number Outstanding (in shares) 610,619
Weighted Average Remaining Contractual Term 7 years 4 months 6 days
Weighted Average Exercise Price (in dollars per share) $ 4.82
Number Exercisable (in shares) 299,876
Weighted Average Exercise Price (in dollars per share) $ 8.06
Range Six [Member]  
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]  
Range of Exercise Prices, Lower Range Limit (in dollars per share) 41.40
Range of Exercise Prices, Upper Range Limit (in dollars per share) $ 41.45
Number Outstanding (in shares) 9,998
Weighted Average Remaining Contractual Term 2 months 16 days
Weighted Average Exercise Price (in dollars per share) $ 41.40
Number Exercisable (in shares) 9,998
Weighted Average Exercise Price (in dollars per share) $ 41.40
Range five [Member]  
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]  
Range of Exercise Prices, Lower Range Limit (in dollars per share) 21.00
Range of Exercise Prices, Upper Range Limit (in dollars per share) $ 34.20
Number Outstanding (in shares) 36,125
Weighted Average Remaining Contractual Term 2 years 14 days
Weighted Average Exercise Price (in dollars per share) $ 22.63
Number Exercisable (in shares) 36,125
Weighted Average Exercise Price (in dollars per share) $ 22.63
Range one [Member]  
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]  
Range of Exercise Prices, Lower Range Limit (in dollars per share) 0.75
Range of Exercise Prices, Upper Range Limit (in dollars per share) $ 1.50
Number Outstanding (in shares) 206,679
Weighted Average Remaining Contractual Term 9 years 5 months 1 day
Weighted Average Exercise Price (in dollars per share) $ 0.80
Number Exercisable (in shares) 17,500
Weighted Average Exercise Price (in dollars per share) $ 1.31
Range four [Member]  
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]  
Range of Exercise Prices, Lower Range Limit (in dollars per share) 11.70
Range of Exercise Prices, Upper Range Limit (in dollars per share) $ 17.80
Number Outstanding (in shares) 46,191
Weighted Average Remaining Contractual Term 3 years 4 months 6 days
Weighted Average Exercise Price (in dollars per share) $ 12.03
Number Exercisable (in shares) 46,191
Weighted Average Exercise Price (in dollars per share) $ 12.03
Range two [Member]  
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]  
Range of Exercise Prices, Lower Range Limit (in dollars per share) 1.99
Range of Exercise Prices, Upper Range Limit (in dollars per share) $ 3.22
Number Outstanding (in shares) 167,629
Weighted Average Remaining Contractual Term 8 years 4 months 20 days
Weighted Average Exercise Price (in dollars per share) $ 2.54
Number Exercisable (in shares) 88,190
Weighted Average Exercise Price (in dollars per share) $ 2.41
Range three [Member]  
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]  
Range of Exercise Prices, Lower Range Limit (in dollars per share) 3.35
Range of Exercise Prices, Upper Range Limit (in dollars per share) $ 6.00
Number Outstanding (in shares) 143,997
Weighted Average Remaining Contractual Term 6 years 3 months
Weighted Average Exercise Price (in dollars per share) $ 3.90
Number Exercisable (in shares) 101,872
Weighted Average Exercise Price (in dollars per share) $ 3.89