Summary of Significant Accounting Policies - Narrative (Details)	12 Months Ended
	Dec. 31, 2023 USD ($) test Segment	Dec. 31, 2022 USD ($) test	Dec. 31, 2021 USD ($)
Property, Plant and Equipment [Line Items]
Number of operating segments | Segment	2
Number of tests recognized | test	480,000	1,000,000
Number of tests recognized reimbursed by HRSA uninsured program (as a percent)	0	0.28
Cash used by operating activities	$ 11,348,000	$ (28,551,000)
Cash, cash equivalents, restricted cash and marketable securities	5,300,000
Escrow amount	540,000
Accounts receivable, allowance for credit loss	3,864,000	3,140,000
Allowance for doubtful accounts period increase	724,000	5,500,000
Accounts receivable allowances	718,000	(761,000)
Cash, cash equivalents, and restricted cash	2,149,000	9,109,000	$ 8,658,000
Federal depository insurance	1,000,000
Bank balance uninsured	1,100,000
Impairment charges	0	0
Contract balance, deferred revenue	3,500,000	3,600,000
Research and development	1,418,000	652,000
Personal Genomics Business
Property, Plant and Equipment [Line Items]
Contract balance, deferred revenue	$ 3,400,000
Furniture and fixtures
Property, Plant and Equipment [Line Items]
Estimated useful life (in years)	5 years
Uncollectible Trade Receivables
Property, Plant and Equipment [Line Items]
Bad debt expense	$ 300,000	5,900,000
Allowance for doubtful accounts period increase	400,000
Fully Reserved Trade Receivables
Property, Plant and Equipment [Line Items]
Bad debt expense		2,900,000
Cooperative Incentive Promotion Costs
Property, Plant and Equipment [Line Items]
Advertising expense	$ 1,800,000	$ 400,000
Minimum | Building and Building Improvements
Property, Plant and Equipment [Line Items]
Estimated useful life (in years)	10 years
Minimum | Machinery
Property, Plant and Equipment [Line Items]
Estimated useful life (in years)	3 years
Minimum | Computer equipment and software
Property, Plant and Equipment [Line Items]
Estimated useful life (in years)	3 years
Minimum | Marketable Securities
Property, Plant and Equipment [Line Items]
Debt securities maturity (in years)		1 year
Interest rates (as a percent)		1.40%
Maximum | Stock Options
Property, Plant and Equipment [Line Items]
Award expiration period (in years)	7 years
Maximum | Building and Building Improvements
Property, Plant and Equipment [Line Items]
Estimated useful life (in years)	39 years
Maximum | Machinery
Property, Plant and Equipment [Line Items]
Estimated useful life (in years)	7 years
Maximum | Computer equipment and software
Property, Plant and Equipment [Line Items]
Estimated useful life (in years)	5 years
Maximum | Marketable Securities
Property, Plant and Equipment [Line Items]
Debt securities maturity (in years)		3 years
Interest rates (as a percent)		4.90%