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Taxes Reconciliation of unrecognized tax benefits (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Income Tax Disclosure [Abstract]
Beginning Unrecognized Tax Benefits	$ 25,676	$ 24,090
Increases related to current tax positions	6,215	7,638
Unrecognized Tax Benefits, Decrease Resulting from Prior Period Tax Positions	(116)	(605)
Decrease relating to taxing authority settlements	0	(4,454)
Decreases resulting from a lapse of the applicable statue of limitations	(1,748)	(505)
Unrecognized Tax Benefits, Foreign Currency Translation (decreases) increases to prior year tax positions	(93)	488
Ending Unrecognized Tax Benefits	$ 29,934	$ 25,676

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The gross amount in unrecognized tax benefits for foreign currency translation increases (decreases) resulting from tax positions taken in prior period tax returns.

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Amount of unrecognized tax benefits.

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-Name Accounting Standards Codification
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-SubTopic 10
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Amount of decrease in unrecognized tax benefits resulting from tax positions taken in prior period tax returns.

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Amount of increase in unrecognized tax benefits resulting from tax positions that have been or will be taken in current period tax return.

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