Quarterly report pursuant to Section 13 or 15(d)

Segments (Details Textual)

v2.4.0.8
Segments (Details Textual) (USD $)
3 Months Ended 6 Months Ended 3 Months Ended 6 Months Ended 12 Months Ended 6 Months Ended
Jun. 30, 2014
Jun. 30, 2013
Jun. 30, 2014
Segment
Jun. 30, 2013
Jun. 30, 2014
Customer Concentration Risk [Member]
Sales Revenue, Net [Member]
Customer
Jun. 30, 2013
Customer Concentration Risk [Member]
Sales Revenue, Net [Member]
Customer
Jun. 30, 2014
Customer Concentration Risk [Member]
Sales Revenue, Net [Member]
Customer
Jun. 30, 2013
Customer Concentration Risk [Member]
Sales Revenue, Net [Member]
Customer
Jun. 30, 2014
Customer Concentration Risk [Member]
Accounts Receivable [Member]
Customer
Dec. 31, 2013
Customer Concentration Risk [Member]
Accounts Receivable [Member]
Customer
Jun. 30, 2014
Intersegment Elimination [Member]
Jun. 30, 2014
Pharmaceutical
Segment
Jun. 30, 2014
Diagnostics
Segment
Segment Reporting Information [Line Items]                          
Number of reportable segments     2                    
Number of operating segments                       2 2
Inter-segment sales                     $ 0    
Inter-segment allocation of interest expense                     0    
Inter-segment allocation of income taxes $ 101,000 $ 925,000 $ 714,000 $ 968,000             $ 0    
Number of customer represented         1 0 1 0 0 0      
Percentage of product revenue contributed by customer         21.00%   15.00% 10.00% 10.00% 10.00%