Revenue - Schedule of Revenue by Category (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2024	Dec. 31, 2023
Disaggregation of Revenue [Line Items]
Amount	$ 60,262	$ 44,747	$ 144,747	$ 155,610
% of Revenue			100.00%	100.00%
Personal genome service (“PGS”)
Disaggregation of Revenue [Line Items]
Amount	33,267	35,076	$ 102,940	$ 111,707
Personal genome service (“PGS”) | Point in Time
Disaggregation of Revenue [Line Items]
Amount	23,014	29,241	75,063	95,202
Personal genome service (“PGS”) | Over Time
Disaggregation of Revenue [Line Items]
Amount	10,253	5,835	27,877	16,505
Telehealth
Disaggregation of Revenue [Line Items]
Amount	6,365	7,822	19,435	27,401
Telehealth | Point in Time
Disaggregation of Revenue [Line Items]
Amount	4,832	5,894	14,761	21,051
Telehealth | Over Time
Disaggregation of Revenue [Line Items]
Amount	1,533	1,928	4,674	6,350
Consumer services
Disaggregation of Revenue [Line Items]
Amount	39,632	42,898	122,375	139,108
Consumer services | Point in Time
Disaggregation of Revenue [Line Items]
Amount	27,846	35,135	89,824	116,253
Consumer services | Over Time
Disaggregation of Revenue [Line Items]
Amount	11,786	7,763	32,551	22,855
Research services
Disaggregation of Revenue [Line Items]
Amount	20,630	1,849	22,372	16,502
Research services | Point in Time
Disaggregation of Revenue [Line Items]
Amount	20,060	1,506	20,404	3,859
Research services | Over Time
Disaggregation of Revenue [Line Items]
Amount	570	343	1,968	12,643
Service
Disaggregation of Revenue [Line Items]
Amount	54,767	38,071	127,960	134,097
Service | Point in Time
Disaggregation of Revenue [Line Items]
Amount	47,906	36,641	110,228	120,112
Service | Over Time
Disaggregation of Revenue [Line Items]
Amount	$ 12,356	$ 8,106	$ 34,519	$ 35,498
Product Concentration Risk | Revenue
Disaggregation of Revenue [Line Items]
% of Revenue	100.00%	100.00%	100.00%	100.00%
Product Concentration Risk | Revenue | Personal genome service (“PGS”)
Disaggregation of Revenue [Line Items]
% of Revenue	55.00%	78.00%	71.00%	72.00%
Product Concentration Risk | Revenue | Personal genome service (“PGS”) | Point in Time
Disaggregation of Revenue [Line Items]
% of Revenue	38.00%	65.00%	52.00%	61.00%
Product Concentration Risk | Revenue | Personal genome service (“PGS”) | Over Time
Disaggregation of Revenue [Line Items]
% of Revenue	17.00%	13.00%	19.00%	11.00%
Product Concentration Risk | Revenue | Telehealth
Disaggregation of Revenue [Line Items]
% of Revenue	11.00%	18.00%	14.00%	17.00%
Product Concentration Risk | Revenue | Telehealth | Point in Time
Disaggregation of Revenue [Line Items]
% of Revenue	8.00%	13.00%	10.00%	14.00%
Product Concentration Risk | Revenue | Telehealth | Over Time
Disaggregation of Revenue [Line Items]
% of Revenue	3.00%	4.00%	4.00%	4.00%
Product Concentration Risk | Revenue | Consumer services
Disaggregation of Revenue [Line Items]
% of Revenue	66.00%	96.00%	85.00%	89.00%
Product Concentration Risk | Revenue | Consumer services | Point in Time
Disaggregation of Revenue [Line Items]
% of Revenue	46.00%	78.00%	62.00%	75.00%
Product Concentration Risk | Revenue | Consumer services | Over Time
Disaggregation of Revenue [Line Items]
% of Revenue	20.00%	17.00%	23.00%	15.00%
Product Concentration Risk | Revenue | Research services
Disaggregation of Revenue [Line Items]
% of Revenue	34.00%	4.00%	15.00%	11.00%
Product Concentration Risk | Revenue | Research services | Point in Time
Disaggregation of Revenue [Line Items]
% of Revenue	33.00%	3.00%	14.00%	2.00%
Product Concentration Risk | Revenue | Research services | Over Time
Disaggregation of Revenue [Line Items]
% of Revenue	1.00%	1.00%	1.00%	8.00%
Product Concentration Risk | Revenue | Service | Point in Time
Disaggregation of Revenue [Line Items]
% of Revenue	79.00%	81.00%	76.00%	77.00%
Product Concentration Risk | Revenue | Service | Over Time
Disaggregation of Revenue [Line Items]
% of Revenue	21.00%	18.00%	24.00%	23.00%