1. Company Overview (Details)	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Company's customers that individually comprised greater than 10% of total gross product sales
Percentage of gross product sales	93.00%	86.00%	93.00%	87.00%
McKesson Corporation
Company's customers that individually comprised greater than 10% of total gross product sales
Percentage of gross product sales	37.00%	40.00%	41.00%	38.00%
Amerisource Bergen Drug Corporation
Company's customers that individually comprised greater than 10% of total gross product sales
Percentage of gross product sales	29.00%	25.00%	24.00%	30.00%
Cardinal Health Inc
Company's customers that individually comprised greater than 10% of total gross product sales
Percentage of gross product sales	27.00%	21.00%	27.00%	19.00%