Segment information - Additional information (Details) - EUR (€) € in Thousands	3 Months Ended
Mar. 31, 2020	Mar. 31, 2019	Dec. 31, 2019
Segment information
Property, plant and equipment	€ 8,709		€ 8,376
Right-of-use assets	24,710		24,932
-United States
Segment information
Property, plant and equipment	276		286
Right-of-use assets	960		€ 1,042
Corporate
Segment information
Share issue related cost	€ 0	€ 109

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No definition available.

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- Definition

The amount of tangible assets that: (a) are held for use in the production or supply of goods or services, for rental to others, or for administrative purposes; and (b) are expected to be used during more than one period.

+ References

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- Definition

The amount of assets that represent a lessee's right to use an underlying asset for the lease term. Underlying asset is an asset that is the subject of a lease, for which the right to use that asset has been provided by a lessor to a lessee.

+ References

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- Definition

The amount of cost related to the issuance of shares.

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