Revenue (Tables)

6 Months Ended

Jun. 30, 2020

Revenue From Contract With Customer [Abstract]

Disaggregation of Revenue

Net product revenues by product for each of the three and six months ended June 30, 2020 and 2019, respectively, were as follows (in thousands):

	Three Months Ended June 30,				Six Months Ended June 30,
	2020		2019		2020		2019
YUTIQ	$	2,879	$	6,705	$	6,454	$	7,248
DEXYCU		827		—		1,939		684
Total product sales, net	$	3,706	$	6,705	$	8,393	$	7,932

Product Revenue Allowances and Reserves

The following table summarizes activity in each of the product revenue allowance and reserve categories for the six months ended June 30, 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		864			247			436			1,547
Adjustments related to prior period sales		(387	)					50			(337	)
Deductions applied and payments made		(1,185	)		(400	)		(324	)		(1,909	)
Ending balance at June 30, 2020	$	910		$	118		$	514		$	1,542
	Chargebacks, Discounts			Government and Other
	and Fees			Rebates			Returns			Total
Beginning balance at January 1, 2019	$	—		$	—		$	—		$	—
Provision related to sales in the current year		877			76			187			1,140
Adjustments related to prior period sales		—			—			—			—
Deductions applied and payments made		(89	)		—			—			(89	)
Ending balance at June 30, 2019	$	788		$	76		$	187		$	1,051