Revenue from Contracts with Customers - Schedule of Disaggregation of Revenue (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Disaggregation of Revenue [Line Items]
Revenues	$ 394,091	$ 321,700	$ 764,066	$ 622,484
Product revenue, net
Disaggregation of Revenue [Line Items]
Revenues	392,756	314,084	762,069	606,340
License and royalty revenues
Disaggregation of Revenue [Line Items]
Revenues	1,335	7,616	1,997	16,144
Total radiopharmaceutical oncology
Disaggregation of Revenue [Line Items]
Revenues	273,255	211,340	532,509	407,527
PYLARIFY
Disaggregation of Revenue [Line Items]
Revenues	273,255	210,522	532,125	405,992
Other radiopharmaceutical oncology
Disaggregation of Revenue [Line Items]
Revenues	0	818	384	1,535
Total precision diagnostics
Disaggregation of Revenue [Line Items]
Revenues	112,111	97,577	216,321	193,194
DEFINITY
Disaggregation of Revenue [Line Items]
Revenues	78,100	70,529	154,664	139,353
TechneLite
Disaggregation of Revenue [Line Items]
Revenues	28,186	21,594	49,900	42,580
Other precision diagnostics
Disaggregation of Revenue [Line Items]
Revenues	5,825	5,454	11,757	11,261
Strategic partnerships and other revenue
Disaggregation of Revenue [Line Items]
Revenues	$ 8,725	$ 12,783	$ 15,236	$ 21,763