1. Company Overview (Details)	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Company's customers that individually comprised greater than 10% of total gross product sales
Percentage of gross product sales	93.00%	92.00%	93.00%	89.00%
McKesson Corporation
Company's customers that individually comprised greater than 10% of total gross product sales
Percentage of gross product sales	38.00%	38.00%	40.00%	37.00%
Amerisource Bergen Drug Corporation
Company's customers that individually comprised greater than 10% of total gross product sales
Percentage of gross product sales	27.00%	25.00%	25.00%	28.00%
Cardinal Health Inc
Company's customers that individually comprised greater than 10% of total gross product sales
Percentage of gross product sales	28.00%	29.00%	28.00%	24.00%