Net Loss Per Class A Common Share Attributable to Maravai LifeSciences Holdings, Inc. - Narrative (Details) - shares shares in Millions |
Jun. 30, 2026 |
Jun. 30, 2025 |
|---|---|---|
| Earnings Per Share [Abstract] | ||
| Potentially dilutive shares issued upon vesting for awards (in shares) | 3.3 | 3.3 |