Goodwill - Schedule of the changes in goodwill (Details) $ in Thousands	9 Months Ended
Sep. 30, 2019 USD ($)
Goodwill and Intangible Assets
Beginning Balance	$ 101,900
Adjustments	(11,774)
Additions	143,262
Effect of Changes in Exchange Rates	(1,188)
Ending Balance	$ 232,200

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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Amount of increase in asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized resulting from a business combination.

+ References

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Amount of foreign currency translation gain (loss) which increases (decreases) an asset representing future economic benefits from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

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Amount of increase (decrease) from adjustments after acquisition date under purchase accounting of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

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