Discontinued Operations - Schedule of Results of Discontinued Operations (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Income Statement Balance Sheet And Additional Disclosures By Disposal Groups Including Discontinued Operations [Line Items]
Income tax benefit (expense)	$ 0	$ 0	$ (26)
Total discontinued operations	(9,824)	(67,550)	(14,554)
Discontinued Operations, Disposed of by Sale | MDX Hawaii
Income Statement Balance Sheet And Additional Disclosures By Disposal Groups Including Discontinued Operations [Line Items]
Revenues	0	266,693	320,516
General and administrative	(930)	4,151	11,156
Depreciation and amortization	0	4,118	4,823
Income (loss) from operations	(490)	(20,530)	(14,562)
Other income (expense), net	(571)	646	75
Gain (loss) on sales of assets, net	(8,763)	(47,548)	0
Interest expense	0	(118)	(41)
Income (loss) before income taxes and noncontrolling interests	(9,824)	(67,550)	(14,528)
Income tax benefit (expense)	0	0	(26)
Total discontinued operations	(9,824)	(67,550)	(14,554)
Discontinued Operations, Disposed of by Sale | Medical services revenue | MDX Hawaii
Income Statement Balance Sheet And Additional Disclosures By Disposal Groups Including Discontinued Operations [Line Items]
Revenues	0	266,279	320,018
Expenses	0	270,222	305,972
Discontinued Operations, Disposed of by Sale | Other operating revenue | MDX Hawaii
Income Statement Balance Sheet And Additional Disclosures By Disposal Groups Including Discontinued Operations [Line Items]
Revenues	0	414	498
Expenses	$ 1,420	$ 8,732	$ 13,127