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Operating Leases (Narrative) (Details)
3 Months Ended
Mar. 31, 2020
USD ($)
Feb. 29, 2020
ft²
Mar. 31, 2019
USD ($)
Operating Leases [Line Items]      
Weighted average remaining term for operating leases 5 years 6 months 29 days    
Weighted average discount rate applied to operating leases 5.18%    
Mixed office and warehouse facility in Singapore      
Operating Leases [Line Items]      
Leased area (in square foot) | ft²   19,805  
Increase in Operating Lease Liabilities for Right of Use Assets $ 886,000    
Incentives from the landlord recorded as leasehold improvements     $ 691,000