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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