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Acquisitions (Details) - USD ($) $ in Thousands | Jul. 27, 2021 | Dec. 17, 2019 | Nov. 30, 2022 | May 31, 2022
--- | --- | --- | --- | ---
Business Acquisition [Line Items] |  |  |  |
Contract liabilities |  |  | $ 522 | $ 526
QX Medical, LLC Camaro Support Catheter Asset Acquisition |  |  |  |
Business Acquisition [Line Items] |  |  |  |
Aggregate purchase price | $ 4,000 |  |  |
Contract liabilities | 3,600 |  |  |
Purchase price holdbacks | 400 |  |  |
Potential future contingent consideration | 1,000 |  |  |
Inventory and fixed assets | 100 |  |  |
Intangible asset amortization period |  | 15 years |  |
Technology-Based Intangible Assets | QX Medical, LLC Camaro Support Catheter Asset Acquisition |  |  |  |
Business Acquisition [Line Items] |  |  |  |
Intangible asset acquired | $ 3,900 |  |  |

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