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Revenue Recognition - Deferred Revenues (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024	Dec. 31, 2024	Dec. 31, 2023
Revenue recognized during the period that was included in deferred revenues at the beginning of the period	$ 9,418	$ 7,048
Deferred revenue, current portion	20,557		$ 19,754
Deferred revenue, Long-term	16,705		16,838
Deferred revenue	37,262	$ 36,533	36,592	$ 35,740
BGI Genomics
Deferred revenue, current portion	500
Deferred revenue, Long-term	16,700
Deferred revenue	17,200		$ 17,300
Foundation Medicine ("FMI")
Deferred revenue, current portion	1,500
BGI Genomics and Foundation Medicine
Revenue recognized during the period that was included in deferred revenues at the beginning of the period	400
Genetic testing services
Revenue recognized during the period that was included in deferred revenues at the beginning of the period	9,000
Deferred revenue, current portion	$ 18,600