Revenue (Tables)

3 Months Ended

Mar. 31, 2020

Revenue From Contract With Customer [Abstract]

Disaggregation of Revenue

Net product revenues by product for the three months ended March 31, 2020 and 2019, respectively, were as follows (in thousands):

	Three Months Ended		Three Months Ended
	March 31, 2020		March 31, 2019
YUTIQ	$	3,575	$	543
DEXYCU		1,112		684
Total product sales, net	$	4,687	$	1,227

Product Revenue Allowances and Reserves

The following table summarizes activity in each of the product revenue allowance and reserve categories for the three months ended March 31, 2020 and 2019, respectively (in thousands):

	Chargebacks, Discounts			Government and Other
	and Fees			Rebates			Returns			Total
Beginning balance at January 1, 2020	$	1,618		$	271		$	352		$	2,241
Provision related to sales in the current year		612			175			261			1,048
Adjustments related to prior period sales		(267	)		—			50			(217	)
Deductions applied and payments made		(639	)		(262	)		(195	)		(1,096	)
Ending balance at March 31, 2020	$	1,324		$	184		$	468		$	1,976
	Chargebacks, Discounts			Government and Other
	and Fees			Rebates			Returns			Total
Beginning balance at January 1, 2019	$	—		$	—		$	—		$	—
Provision related to sales in the current year		189			76			—			265
Adjustments related to prior period sales		—			—			—			—
Deductions applied and payments made		(8	)		—			—			(8	)
Ending balance at March 31, 2019	$	181		$	76		$	—		$	257