| Component: (Network and Table) | |
|---|---|
| Network | 022 - Disclosure - Note 4 - Senior Credit Facility (Tables) (http://www.biocryst.com/20161231/role/statement-note-4-senior-credit-facility-tables) |
| Table | Statement [Table] |
| Reporting Entity [Axis] | 0000882796 (http://www.sec.gov/CIK) |
| Scenario [Axis] | Scenario, Unspecified [Domain] |
| Statement [Line Items] | Period [Axis] | ||||||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
2016-01-01 - 2016-12-31 | |||||||||||||||||||||||||||||||||||||||||
Notes Tables | |||||||||||||||||||||||||||||||||||||||||
Schedule of Maturities of Long-term Debt [Table Text Block] |
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