15. Concentrations (Details 1)	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015
Accounts Receivable
McKesson Corporation	36.00%	34.00%
AmerisourceBergen Drug Corporation	28.00%	30.00%
Cardinal Health, Inc.	28.00%	28.00%
Total	92.00%	92.00%