| Component: (Network and Table) | |
|---|---|
| Network | 129 - Disclosure - Business Segment Reporting (Tables) (http://www.psychemedics.com/role/BusinessSegmentReportingTables) |
| Table | (Implied) |
| Reporting Entity [Axis] | 0000806517 (http://www.sec.gov/CIK) |
| Segment Reporting [Abstract] | Period [Axis] | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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2016-01-01 - 2016-12-31 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Segment Reporting [Abstract] | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Revenue from External Customers by Geographic Areas [Table Text Block] | The Company’s revenues by geographic region are as follows:
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