SALES SERVICE REVENUE, NET AND ACCOUNTS RECEIVABLE - Schedule of Sales, Net of Collection Allowance (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2026	Mar. 31, 2025
SALES SERVICE REVENUE, NET AND ACCOUNTS RECEIVABLE
Revenue, net of contractual allowances and adjustments	$ 6,961	$ 4,911
Allowance for credit losses	(250)	18
Net sales	6,711	4,929
Medicaid
SALES SERVICE REVENUE, NET AND ACCOUNTS RECEIVABLE
Allowance for credit losses	(1)	18
Medicare
SALES SERVICE REVENUE, NET AND ACCOUNTS RECEIVABLE
Allowance for credit losses	(182)
Third party payers
SALES SERVICE REVENUE, NET AND ACCOUNTS RECEIVABLE
Allowance for credit losses	(67)
Service revenue, net
SALES SERVICE REVENUE, NET AND ACCOUNTS RECEIVABLE
Revenue, net of contractual allowances and adjustments	6,302	4,257
Allowance for credit losses	(250)	18
Net sales	6,052	4,275
Service revenue, net \| Medicaid
SALES SERVICE REVENUE, NET AND ACCOUNTS RECEIVABLE
Revenue, net of contractual allowances and adjustments	25	5
Allowance for credit losses	(1)	18
Net sales	24	23
Service revenue, net \| Medicare
SALES SERVICE REVENUE, NET AND ACCOUNTS RECEIVABLE
Revenue, net of contractual allowances and adjustments	2,950	1,904
Allowance for credit losses	(182)
Net sales	2,768	1,904
Service revenue, net \| Self-pay
SALES SERVICE REVENUE, NET AND ACCOUNTS RECEIVABLE
Revenue, net of contractual allowances and adjustments	5	5
Net sales	5	5
Service revenue, net \| Third party payers
SALES SERVICE REVENUE, NET AND ACCOUNTS RECEIVABLE
Revenue, net of contractual allowances and adjustments	3,267	2,325
Allowance for credit losses	(67)
Net sales	3,200	2,325
Service revenue, net \| Contract diagnostics and other
SALES SERVICE REVENUE, NET AND ACCOUNTS RECEIVABLE
Revenue, net of contractual allowances and adjustments	55	18
Net sales	55	18
Product
SALES SERVICE REVENUE, NET AND ACCOUNTS RECEIVABLE
Revenue, net of contractual allowances and adjustments	659	654
Net sales	$ 659	$ 654