Fair Value Measurements, Changes in Fair Value of the Level 3 Assets (Details) - Level 3 [Member] - USD ($) $ in Thousands |
9 Months Ended | |
---|---|---|
Dec. 31, 2023 |
Dec. 31, 2022 |
|
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] | ||
Beginning Balance | $ 178,579 | $ 193,963 |
Changes in fair value of investment in Datavant, included in net loss | $ (42,645) | $ (21,452) |
Fair Value, Asset, Recurring Basis, Unobservable Input Reconciliation, Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration] | Gain (Loss) on Fair Value of Debt and Liability Instruments | Gain (Loss) on Fair Value of Debt and Liability Instruments |
Ending Balance | $ 135,934 | $ 172,511 |