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Acquisitions - Purchase Price Allocation (Details) - USD ($) $ in Thousands | Nov. 06, 2020 | Sep. 30, 2021 | Dec. 31, 2020
--- | --- | --- | ---
Assets Acquired |  |  |
Goodwill |  | $ 362,000 | $ 363,533
KA Medical |  |  |
Assets Acquired |  |  |
Trade receivables | $ 24 |  |
Other receivables | 13 |  |
Inventories | 216 |  |
Property and equipment | 298 |  |
Other long-term assets | 147 |  |
Goodwill | 8,283 |  |
Total assets acquired | 14,981 |  |
Liabilities Assumed |  |  |
Trade payables | (31) |  |
Accrued expenses | (507) |  |
Total liabilities assumed | (538) |  |
Total net assets acquired | 14,443 |  |
KA Medical | Developed technology |  |  |
Assets Acquired |  |  |
Intangible assets | $ 6,000 |  |
Liabilities Assumed |  |  |
Weighted average useful life | 17 years |  |

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