ACCOUNTS RECEIVABLE AND RESERVES FOR PRODUCT SALES (Tables)

6 Months Ended

Jun. 30, 2017

Receivables Net Current [Abstract]

Summary of Components of Accounts Receivable

The following table summarizes the components of the Company’s accounts receivable for the periods indicated:

	As of June 30, 2017		As of December 31, 2016
	(in thousands)
Product sales, net of reserves	$	16,862	$	4,002
Government contract receivables		929		1,226
Total accounts receivable	$	17,791	$	5,228

Summary of Change in Reserves for Discounts and Allowances

The following table summarizes an analysis of the change in reserves for discounts and allowances for the periods indicated:

	Chargebacks			Rebates			Other Accruals			Total
	(in thousands)
Balance, as of December 31, 2016	$	1		$	238		$	67		$	306
Provision		1,413			1,901			350			3,664
Payments/credits		(1,173	)		(405	)		(287	)		(1,865	)
Balance, as of June 30, 2017	$	241		$	1,734		$	130		$	2,105

Summary of Total Reserves Included in Consolidated Balance Sheets

The following table summarizes the total reserves above included in the Company’s unaudited condensed consolidated balance sheets for the periods indicated:

	As of June 30, 2017		As of December 31, 2016
	(in thousands)
Reduction to accounts receivable	$	241	$	1
Component of accrued expenses		1,864		305
Total reserves	$	2,105	$	306