Revenues and Trade Receivables, Net (Tables)

6 Months Ended

Jun. 30, 2021

Revenues and Trade Receivables, Net [Abstract]

Revenue

The Company’s revenues were comprised of the following:

	Three Months Ended June 30,				Six Months Ended June 30,
	2021		2020		2021		2020
Manufacture and supply revenue	$	10,665	$	7,259	$	17,176	$	14,175
License and royalty revenue	2,311		12,928		4,672		13,354
Co-development and research fees	456		266		894		529
Proprietary product sales, net	1,913		1,222		3,725		2,382
Total revenues	$	15,345	$	21,675	$	26,467	$	30,440

Disaggregation of Revenue

The following table provides disaggregated net revenue by geographic area:

	Three Months Ended June 30,				Six Months Ended June 30,
	2021		2020		2021		2020
United States	$	13,107	$	21,423	$	22,957	$	28,929
Ex-United States	2,238		252		3,510		1,511
Total revenues	$	15,345	$	21,675	$	26,467	$	30,440

Trade and Other Receivables, Net

Trade and other receivables, net consist of the following:

	June 30, 2021		December 31, 2020
Trade receivables	$	9,626	$	4,330
Contract and other receivables	3,177		3,081
Less: allowance for doubtful accounts	(40)		(40)
Less: sales-related allowances	(636)		(416)
Trade and other receivables, net	$	12,127	$	6,955

Changes in Allowance for Bad Debt

The following table presents the changes in the allowance for doubtful accounts:

	June 30, 2021		December 31, 2020
Allowance for doubtful accounts at beginning of the period	$	40	$	124
Additions charged to expense	—		198
Write-downs charged against the allowance	—		(282)
Allowance for doubtful accounts at end of the period	$	40	$	40

Sales Related Allowances and Accruals

The following table provides a summary of activity with respect to sales related allowances and accruals for the six months ended June 30, 2021:

	Total Sales Related Allowances
Balance at December 31, 2020	$	2,138
Provision	4,422
Payments / credits	(3,771)
Balance at June 30, 2021	$	2,789