Inventories (Details) - EUR (€) € in Thousands	12 Months Ended
Dec. 31, 2019	Dec. 31, 2018
Inventories
Raw materials and merchandise	€ 4,109	€ 4,628
Work in progress	8,350	5,436
Total	12,459	10,064
Reserve for slow-moving inventory	€ 1	€ 22

No definition available.

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- Definition

The amount of current inventories. [Refer: Inventories]

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- Definition

A classification of current inventory representing the amount of assets to be consumed in the production process or in the rendering of services. [Refer: Inventories]

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A classification of current inventory representing the amount of assets currently in production, which require further processes to be converted into finished goods or services. [Refer: Current finished goods; Inventories]

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Amount of reserve for slow-moving inventory regarding work in progress.

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