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GKCE Acquisition - Schedule of Purchase Price Consideration (Details) - USD ($) $ in Thousands |  | 6 Months Ended
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Jun. 12, 2020 | Jun. 30, 2020
Business Acquisition [Line Items] |  |
First working capital payment |  | $ (515)
GKCE Acquisition |  |
Business Acquisition [Line Items] |  |
Property, plant and equipment, additions | $ 723 |
Goodwill | 1,265 |
Total assets acquired | 3,347 |
Accounts payable | (193) |
Income taxes payable | (136) |
Deferred income taxes | 66 |
Employee compensation and benefits | 83 |
Total liabilities assumed | (478) |
Total consideration transferred | 2,869 |
First working capital payment | (515) |
Estimated subsequent working capital payment | (354) |
Base purchase consideration | 2,000 |
GKCE Acquisition | Building |  |
Business Acquisition [Line Items] |  |
Cash and cash equivalents | 432 |
Accounts receivable | 827 |
Prepaid expense and other | 22 |
Property, plant and equipment, additions | 404 |
GKCE Acquisition | Medical Equipment and Other Fixed Assets |  |
Business Acquisition [Line Items] |  |
Property, plant and equipment, additions | 319 |
GKCE Acquisition | Purchased intangible assets |  |
Business Acquisition [Line Items] |  |
Intangible assets acquired | $ 78 |

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