| Component: (Network and Table) | |
|---|---|
| Network | 2303301 - Disclosure - Inventories (Tables) (http://www.jnj.com/role/InventoriesTables) |
| Table | (Implied) |
| Reporting Entity [Axis] | 0000200406 (http://www.sec.gov/CIK) |
| Inventory Disclosure [Abstract] | Period [Axis] | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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2016-01-04 - 2017-01-01 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Inventory Disclosure [Abstract] | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Summary of Inventories | At the end of 2016 and 2015, inventories were comprised of:
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