Net Revenues - Discounts and Other Reductions (Details) - EUR (€) € in Thousands	12 Months Ended
Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Discounts and other reductions in gross income
Gross sales	€ 6,429,762	€ 5,588,257	€ 5,322,618
Chargebacks	(1,119,540)	(923,023)	(826,775)
Cash discounts	(70,340)	(62,518)	(57,512)
Volume rebates	(56,426)	(46,922)	(43,274)
Medicare and Medicaid	(50,442)	(40,343)	(41,722)
Other discounts	(34,323)	(28,727)	(35,262)
Total net sales	€ 5,098,691	€ 4,486,724	€ 4,318,073

Expiry date 2020-01-01: The income arising in the course of an entity's ordinary activities. Income is increases in economic benefits during the accounting period in the form of inflows or enhancements of assets or decreases of liabilities that result in an increase in equity, other than those relating to contributions from equity participants. Effective 2020-01-01: The income arising in the course of an entity's ordinary activities. Income is increases in assets, or decreases in liabilities, that result in increases in equity, other than those relating to contributions from holders of equity claims.

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+ Details