| Schedule of revenues disaggregated by category |
Revenues disaggregated by category were as follows (in thousands):
|
|
|
|
|
|
|
|
|
|
|
|
Year Ended December 31, |
|
|
2022 |
|
2021 |
|
2020 |
Product sales: |
|
|
|
|
|
|
|
|
|
Gross product sales |
|
$ |
108,523 |
|
$ |
81,186 |
|
$ |
76,470 |
Discounts and allowances |
|
|
(31,805) |
|
|
(18,176) |
|
|
(14,774) |
Total product sales, net |
|
|
76,718 |
|
|
63,010 |
|
|
61,696 |
Revenues from collaborations: |
|
|
|
|
|
|
|
|
|
License revenues |
|
|
7,932 |
|
|
70,553 |
|
|
40,358 |
Development milestones |
|
|
25,000 |
|
|
1,875 |
|
|
2,100 |
Research and development services and others |
|
|
6,092 |
|
|
3,298 |
|
|
4,467 |
Total revenues from collaborations |
|
|
39,024 |
|
|
75,726 |
|
|
46,925 |
Government contract |
|
|
4,500 |
|
|
10,500 |
|
|
— |
Total revenues |
|
$ |
120,242 |
|
$ |
149,236 |
|
$ |
108,621 |
|
| Schedule of product revenue allowance and reserve categories |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Chargebacks, |
|
Government |
|
|
|
|
|
|
Discounts and |
|
and Other |
|
|
|
|
|
|
Fees |
|
Rebates |
|
Returns |
|
Total |
Balance as of January 1, 2022 |
|
$ |
3,404 |
|
$ |
2,494 |
|
$ |
2,017 |
|
$ |
7,915 |
Provision related to current period sales |
|
|
23,488 |
|
|
5,901 |
|
|
1,514 |
|
|
30,903 |
Credit or payments made during the period |
|
|
(20,679) |
|
|
(5,759) |
|
|
(235) |
|
|
(26,673) |
Balance as of December 31, 2022 |
|
$ |
6,213 |
|
$ |
2,636 |
|
$ |
3,296 |
|
$ |
12,145 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Chargebacks, |
|
Government |
|
|
|
|
|
|
|
|
Discounts and |
|
and Other |
|
|
|
|
|
|
|
|
Fees |
|
Rebates |
|
Returns |
|
Total |
Balance as of January 1, 2021 |
|
$ |
2,461 |
|
$ |
2,115 |
|
$ |
1,489 |
|
$ |
6,065 |
Provision related to current period sales |
|
|
10,731 |
|
|
5,036 |
|
|
1,021 |
|
|
16,788 |
Credit or payments made during the period |
|
|
(9,788) |
|
|
(4,657) |
|
|
(493) |
|
|
(14,938) |
Balance as of December 31, 2021 |
|
$ |
3,404 |
|
$ |
2,494 |
|
$ |
2,017 |
|
$ |
7,915 |
|