CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Operating expenses:
Research and development	$ 14,969	$ 19,184	$ 29,451	$ 36,568
Selling, general and administrative	18,973	20,541	38,772	42,092
Restructuring		2,128		2,128
Total operating expenses	33,942	41,853	68,223	80,788
Loss from operations	(3,836)	(11,640)	(11,815)	(25,786)
Non-operating expense, net:
Foreign exchange (loss) gain	(77)	49	68	(144)
Interest expense	(2,330)	(2,181)	(4,564)	(3,793)
Other income, net	412	539	864	926
Total non-operating expense, net	(1,995)	(1,593)	(3,632)	(3,011)
Loss before income taxes	(5,831)	(13,233)	(15,447)	(28,797)
(Benefit from) provision for income taxes	(56)	98	18	175
Net loss	(5,775)	(13,331)	(15,465)	(28,972)
Net loss attributable to noncontrolling interest		(56)	(2)	(78)
Net loss attributable to Cerus Corporation	$ (5,775)	$ (13,275)	$ (15,463)	$ (28,894)
Net loss per share attributable to Cerus Corporation
Basic	$ (0.03)	$ (0.07)	$ (0.08)	$ (0.16)
Diluted	$ (0.03)	$ (0.07)	$ (0.08)	$ (0.16)
Weighted average shares outstanding:
Basic	184,982	180,611	183,536	179,449
Diluted	184,982	180,611	183,536	179,449
Product
Revenue	$ 45,079	$ 38,853	$ 83,444	$ 69,827
Cost of revenue	20,413	17,515	37,506	31,202
Gross profit	24,666	21,338	45,938	38,625
Government Contract
Revenue	$ 5,440	$ 8,875	$ 10,470	$ 16,377