Customer, Supplier and Product Concentration (Tables)

9 Months Ended

Sep. 30, 2019

Schedules of Concentration of Risk, by Risk Factor

The following table sets forth the percentage of the Company's gross accounts receivable attributable to the Big 3 Wholesalers as of September 30, 2019 and December 31, 2018:



Big 3 Wholesalers combined:	September 30, 2019	December 31, 2018
Percentage of gross trade accounts receivable	83%	86%

The following table sets forth the percentage of the Company’s gross sales attributable to the Big 3 Wholesalers for the three and nine month periods ended September 30, 2019 and 2018:



	Three Months Ended September 30,		Nine Months Ended September 30,
Big 3 Wholesalers combined:	2019	2018	2019	2018
Percentage of gross sales	81%	83%	83%	83%

The following table sets forth the Company’s net revenues disaggregated by major customers for the three and nine month periods ended September 30, 2019 and 2018 (dollar amounts in thousands):



	Three Months Ended September 30, 2019			Three Months Ended September 30, 2018			Nine Months Ended September 30, 2019			Nine Months Ended September 30, 2018
Disaggregation of net revenues by major customers	Net Revenue		Net Revenue %	Net Revenue		Net Revenue %	Net Revenue		Net Revenue %	Net Revenue		Net Revenue %
Amerisource	$	36,831	20.9%	$	36,613	22.1%	$	107,203	20.6%	$	113,824	21.1%
Cardinal	31,156		17.7%	26,835		16.2%	89,255		17.2%	83,886		15.5%
McKesson	38,525		21.9%	40,274		24.3%	117,020		22.5%	136,623		25.3%
Big 3 Wholesalers combined	106,512		60.4%	103,722		62.6%	313,478		60.3%	334,333		61.8%
All Others	69,732		39.6%	61,903		37.4%	206,694		39.7%	206,299		38.2%
Total Revenues	$	176,244	100.0%	$	165,625	100.0%	$	520,172	100.0%	$	540,632	100.0%