Business (Details)	3 Months Ended	6 Months Ended	12 Months Ended
Sep. 30, 2019 unit	Dec. 31, 2019 country segment	Jun. 30, 2019 segment
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Number of countries in which entity operates (more than) \| country		70
Number of slow moving stock-keeping units \| unit	350
Number of reportable segments \| segment		2	3

Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements.

No definition available.

Name:	us-gaap_NumberOfReportableSegments
Namespace Prefix:	us-gaap_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration