Consolidated Statements of Comprehensive Loss - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Statement of Financial Position [Abstract]
Net loss	$ (225,304)	$ (200,368)	$ (207,298)
Other comprehensive income (loss)
Change in unrealized gains and losses on investments	4,331	(2,979)	(2,030)
Comprehensive loss	(220,973)	(203,347)	(209,328)
Add: Comprehensive loss attributable to noncontrolling interest	54	177	19
Comprehensive loss attributable to Adaptive Biotechnologies Corporation	$ (220,919)	$ (203,170)	$ (209,309)