Acquisitions (Details) $ in Thousands	Feb. 01, 2019 USD ($)
Business Acquisition [Line Items]
Cash acquired in acquisition	$ 445
Business acquisitions holdback liability	$ 1,300
NEEO AG
Business Acquisition [Line Items]
Purchase agreement, portion of purchase price held, period from acquisition date (in months)	18 months
Before measurement period adjustment | NEEO AG
Business Acquisition [Line Items]
Purchase price	$ 11,000
Measurement period adjustment | NEEO AG
Business Acquisition [Line Items]
Deferred tax liability removed	1,700
After measurement period adjustment | NEEO AG
Business Acquisition [Line Items]
Purchase price	$ 14,500