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Acquisitions - Narrative (Details) $ in Thousands, € in Millions |  |  | 3 Months Ended | 9 Months Ended |
--- | --- | --- | --- | --- | ---
Aug. 01, 2019 USD ($) | Jun. 14, 2019 USD ($) | Sep. 30, 2020 USD ($) | Sep. 30, 2019 USD ($) | Sep. 30, 2020 USD ($) | Sep. 30, 2019 USD ($) | Sep. 30, 2020 EUR (€)
Business Acquisition [Line Items] |  |  |  |  |  |  |
Payments to acquire intangible assets |  |  |  |  | $ 2,499 | $ 2,560 |
Impairment charges |  |  | $ 20,585 | $ 2,702 | 28,305 | $ 3,250 |
Selio |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |
Loan from acquisition |  |  | $ 250 |  | $ 250 |  |
Interest rate on loan |  |  | 5.00% |  | 5.00% |  | 5.00%
Selio | Maximum |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |
Loan commitment from acquisition | € |  |  |  |  |  |  | € 2
Fibrovein Holdings Limited |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |
Purchase consideration, upfront payment | $ 13,700 |  |  |  |  |  |
Contingent liability | $ 934 |  |  |  |  |  |
Fibrovein Holdings Limited | Developed technology |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |
Weighted average useful life | 12 years |  |  |  |  |  |
Fibrovein Holdings Limited | STD Pharmaceutical Products Limited |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |
Ownership percentage | 100.00% |  |  |  |  |  |
Brightwater |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |
Purchase consideration, upfront payment |  | $ 35,000 |  |  |  |  |
Working capital adjustment |  | $ 39 |  |  |  |  |
Weighted average useful life |  | 12 years 10 months 24 days |  |  |  |  |
Brightwater | Developed technology |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |
Weighted average useful life |  | 13 years |  |  |  |  |
Brightwater | Trademarks |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |
Weighted average useful life |  | 5 years |  |  |  |  |
Brightwater | Customer Lists |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |
Weighted average useful life |  | 1 year |  |  |  |  |
Brightwater | Maximum | Achievement of CE Certification |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |
Earn-out payments |  | $ 5,000 |  |  |  |  |
Brightwater | Maximum | Achievement of Sales Milestones |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |
Earn-out payments |  | $ 10,000 |  |  |  |  |

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