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Revenue recognition (Tables) | 12 Months Ended
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May 25, 2025
Revenue from Contract with Customer [Abstract] |
Schedule of Disaggregation of Revenue | The following table disaggregates revenues by major product lines and services:
|  |  | Year ended
|  |  |  |  | May 25, 2025 |  | May 26, 2024
CDMO |  |  |  |  | $ | 90,095 |  |  | $ | 96,616 |
HA manufacturing |  |  |  |  | 38,772 |  |  | 31,645 |
Total |  |  |  |  | $ | 128,867 |  |  | $ | 128,261 |
The following table disaggregates revenues by the timing of revenue recognition:
|  |  | Year ended
|  |  |  |  | May 25, 2025 |  | May 26, 2024
Revenues recognized over time |  |  |  |  | $ | 23,194 |  |  | $ | 29,361 |
Revenues recognized at a point in time |  |  |  |  | 105,673 |  |  | 98,900 |
Total |  |  |  |  | $ | 128,867 |  |  | $ | 128,261 |
Schedule of Contract Assets and Liabilities | The following table presents changes in contract assets and liabilities:
| Contract assets, current |  | Contract liabilities, current |  | Contract liabilities, noncurrent
Balance at May 26, 2024 | $ | 4,069 |  |  | $ | (2,113) |  |  | $ | (4,960) |
Changes to the beginning balance arising from: |  |  |  |  |
Amounts billed as accounts receivable as the result of rights to consideration becoming unconditional | (4,069) |  |  | — |  |  | — |
Recognition of revenue as the result of performance obligations satisfied | — |  |  | 2,113 |  |  | — |
Reclassification of scheduled satisfaction of performance obligations from noncurrent to current due to passage of time | — |  |  | — |  |  | 2,295 |
Net change to contract balances recognized after the beginning of the period due to amounts billed, recognition of revenue, changes in estimate, reclassifications from noncurrent to current, and interest from significant financing component | 6,979 |  |  | (3,415) |  |  | (360) |
Balance at May 25, 2025 | $ | 6,979 |  |  | $ | (3,415) |  |  | $ | (3,025) |

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- Definition Tabular disclosure of receivable, contract asset, and contract liability from contract with customer. Includes, but is not limited to, change in contract asset and contract liability. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 10 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479806/606-10-50-10 + Details
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- Definition Tabular disclosure of disaggregation of revenue into categories depicting how nature, amount, timing, and uncertainty of revenue and cash flows are affected by economic factor. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479806/606-10-50-5 + Details
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