Segment Information (Details) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022 USD ($)	Jun. 30, 2021 USD ($)	Jun. 30, 2022 USD ($) segment	Jun. 30, 2021 USD ($)
Segment Reporting Information [Line Items]
Number of reportable segments | segment			2
Total revenue	$ 1,528	$ 1,824	$ 2,981	$ 3,601
Cost of revenue	1,068	1,263	2,223	2,465
Research and development	18,779	7,897	33,085	15,735
General and administrative	6,075	5,870	12,174	10,697
Revaluation of contingent consideration	(3,400)	4,800	(4,600)	21,239
Loss from operations	(20,994)	(18,006)	(39,901)	(46,535)
Dermatology Therapeutics Segment
Segment Reporting Information [Line Items]
Total revenue	309	218	541	460
Research and development	18,986	8,011	33,466	15,946
Revaluation of contingent consideration	(3,400)	4,800	(4,600)	21,239
Loss from operations	(15,277)	(12,593)	(28,325)	(36,725)
Contract Research Segment
Segment Reporting Information [Line Items]
Total revenue	4,399	3,481	8,495	6,681
Cost of revenue	4,041	3,024	7,897	5,793
General and administrative	854	879	1,695	1,507
Loss from operations	(496)	(422)	(1,097)	(619)
Corporate and Other
Segment Reporting Information [Line Items]
Total revenue	(3,180)	(1,875)	(6,055)	(3,540)
Cost of revenue	(2,973)	(1,761)	(5,674)	(3,328)
Research and development	(207)	(114)	(381)	(211)
General and administrative	5,221	4,991	10,479	9,190
Loss from operations	(5,221)	(4,991)	(10,479)	(9,191)
Intersegment Eliminations | Contract Research Segment
Segment Reporting Information [Line Items]
Total revenue	$ 3,200	$ 1,900	$ 6,100	$ 3,500