Summary of Significant Accounting Policies - Additional Information (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2022	Dec. 31, 2021	Mar. 31, 2022	Mar. 31, 2021
Organization Consolidation And Presentation Of Financial Statements [Line Items]
Revenue recognized			$ 42,200	$ 36,100
Impairment charges			10,000
Impairment of long-lived assets			10,126	0
K I T S
Organization Consolidation And Presentation Of Financial Statements [Line Items]
Revenue recognized	$ 6,800	$ 4,100	17,800	12,800
Research Services
Organization Consolidation And Presentation Of Financial Statements [Line Items]
Revenue recognized			9,600	30,200
Remaining performance obligations	31,300		31,300
Deferred revenue for customer services	25,100	28,600	25,100	28,600	$ 11,600	$ 31,900
Contract with customer liability related party amount	22,900	26,200	22,900	26,200
Contract with customer liability revenue recognized related party amount			9,200	29,000
Consumer services
Organization Consolidation And Presentation Of Financial Statements [Line Items]
Deferred revenue for customer services	$ 83,800	$ 83,400	$ 83,800	$ 83,400	$ 51,300	$ 39,300
Supplier Concentration Risk | Revenue Benchmark [Member] | Microarrays
Organization Consolidation And Presentation Of Financial Statements [Line Items]
Percentage of Revenue	100.00%	100.00%	100.00%	100.00%
Supplier Concentration Risk | Revenue Benchmark [Member] | K I T S
Organization Consolidation And Presentation Of Financial Statements [Line Items]
Percentage of Revenue	100.00%	100.00%	100.00%	100.00%
Supplier Concentration Risk | Revenue Benchmark [Member] | Laboratory Services
Organization Consolidation And Presentation Of Financial Statements [Line Items]
Percentage of Revenue	100.00%	100.00%	100.00%	100.00%