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Component: (Network and Table)
Network
055 - Disclosure - Note 11 - Convertible Preferred Stock Warrant Liability - Warrants Outstanding (Details)
(http://www.biocardia.com/20161231/role/statement-note-11-convertible-preferred-stock-warrant-liability-warrants-outstanding-details)
TableStatement [Table]
Slicers (applies to each fact value in each table cell)
Reporting Entity [Axis]0000925741 (http://www.sec.gov/CIK)
Scenario [Axis]Scenario, Unspecified [Domain]
Statement [Line Items]Period [Axis]
2016-12-31
2015-12-31
Class of Warrant or Right [Axis]Class of Warrant or Right [Axis]
Preferred Series D Warrant Issued January 2006 [Member]Preferred Series D Warrant Issued July 2007 [Member]Preferred Series D Warrant Issued August 2007 [Member]Preferred Series D Warrants Issued September 2007 [Member]Preferred Series F Warrant Issued April 2013 [Member]Preferred Series F Warrant Issued April 2013 1 [Member]Preferred Series F Warrant Issued April 2013 2 [Member]Preferred Series F Warrant Issued May 2013 [Member]Class of Warrant or Right [Domain]Preferred Series D Warrant Issued January 2006 [Member]Preferred Series D Warrant Issued July 2007 [Member]Preferred Series D Warrant Issued August 2007 [Member]Preferred Series D Warrants Issued September 2007 [Member]Preferred Series F Warrant Issued April 2013 [Member]Preferred Series F Warrant Issued April 2013 1 [Member]Preferred Series F Warrant Issued April 2013 2 [Member]Preferred Series F Warrant Issued May 2013 [Member]Class of Warrant or Right [Domain]
Exercise price per share (in dollars per share)
0.37  
0.37  
0.37  
0.37  
0.64  
0.64  
0.64  
0.64  
          
Value at grant date (in dollars per share)
0.3  
0.3  
0.3  
0.3  
0.27  
0.28  
0.28  
0.27  
          
Shares (in shares)
325,861  
203,691  
203,691  
203,691  
888,176  
482,699  
11,620  
13,169  
2,332,598  
         
Estimated Fair Value
         
2,000  
20,000  
20,000  
20,000  
94,000  
115,000  
3,000  
1,000  
275,000