| Component: (Network and Table) | |
|---|---|
| Network | 2309301 - Disclosure - Warranty (Tables) (http://www.finisar.com/role/WarrantyTables) |
| Table | (Implied) |
| Reporting Entity [Axis] | 0001094739 (http://www.sec.gov/CIK) |
| Product Warranties Disclosures [Abstract] | Period [Axis] | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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2015-05-04 - 2016-05-01 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Product Warranties Disclosures [Abstract] | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Schedule of Product Warranty Liability | Changes in the Company’s warranty liability during the following periods were as follows:
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