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Business Combinations (Details) (USD $)
 9 Months Ended 0 Months Ended 3 Months Ended 3 Months Ended 12 Months Ended
Sep. 30, 2014
Oct. 01, 2013
Synos
Sep. 30, 2014
Synos
Jun. 30, 2014
Synos
Mar. 31, 2014
Synos
Dec. 31, 2013
Synos
item
Oct. 01, 2013
Synos
Mar. 31, 2014
Synos
Consideration One - Customer purchase orders
First Milestone
Dec. 31, 2014
Synos
Consideration Two - Revenue and gross margin
Second Milestone
Sep. 30, 2014
Synos
Consideration Two - Revenue and gross margin
Second Milestone
Business combination                    
Percentage of outstanding common shares and voting interest acquired             100.00%      
Aggregate fair value of the contingent consideration arrangement           $ 29,400,000        
Reversal of contingent consideration liability (29,368,000)       29,400,000     20,200,000 9,200,000  
Number of contingent payments           2        
Maximum potential value of contingent consideration contractually outstanding                   75,000,000
Working capital adjustment   2,700,000   1,300,000            
Decrease in working capital adjustment       1,400,000            
Increase in goodwill as result of working capital adjustment 173,000     200,000            
Reduction in accrued expenses as a result of working capital adjustment       1,200,000            
Working capital adjustment payment received     $ 1,300,000