Equity - Equity capitalization of Avantor (Details) shares in Millions |
Dec. 31, 2025
$ / shares
shares
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|---|---|
| Equity [Abstract] | |
| Preferred stock, par value (in dollars per share) | $ / shares | $ 0.01 |
| Preferred stock, shares authorized (in shares) | shares | 75.0 |
| Common stock, par value (in dollars per share) | $ / shares | $ 0.01 |
| Common stock, shares authorized (in shares) | shares | 750.0 |
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- Definition Face amount or stated value per share of common stock. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition The maximum number of common shares permitted to be issued by an entity's charter and bylaws. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- References No definition available.
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| X | ||||||||||
- Definition Face amount or stated value per share of preferred stock nonredeemable or redeemable solely at the option of the issuer. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition The maximum number of nonredeemable preferred shares (or preferred stock redeemable solely at the option of the issuer) permitted to be issued by an entity's charter and bylaws. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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