| Component: (Network and Table) | |
|---|---|
| Network | 100300 - Disclosure - Inventories (Tables) (http://www.cerus.com/20161231/taxonomy/role/DisclosureInventoriesTables) |
| Table | (Implied) |
| Reporting Entity [Axis] | 0001020214 (http://www.sec.gov/CIK) |
| Inventory Disclosure [Abstract] | Period [Axis] | |||||||||||||||||||||||||||||||||||||||||||||
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2016-01-01 - 2016-12-31 | ||||||||||||||||||||||||||||||||||||||||||||||
Inventory Disclosure [Abstract] | ||||||||||||||||||||||||||||||||||||||||||||||
Inventories | Inventories at December 31, 2016 and 2015, consisted of the following (in thousands):
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