Annual report pursuant to Section 13 and 15(d)

Stockholders' deficit, Common Stock (Details)

v3.20.1
Stockholders' deficit, Common Stock (Details)
$ / shares in Units, $ in Thousands
 1 Months Ended 12 Months Ended
Dec. 19, 2019
USD ($)
$ / shares
shares
May 06, 2019
USD ($)
$ / shares
shares
Mar. 15, 2019
Jan. 08, 2019
USD ($)
shares
Dec. 12, 2018
USD ($)
$ / shares
shares
Dec. 31, 2018
USD ($)
$ / shares
shares
Dec. 31, 2019
USD ($)
$ / shares
shares
Nov. 30, 2018
shares
Oct. 29, 2018
USD ($)
Common Stock [Abstract]                  
Common stock, shares authorized (in shares)           16,303,928 88,000,000    
Reverse stock split ratio     0.0385            
Common stock, shares issued (in shares)           11,661,485 47,977,390    
Common stock, shares outstanding (in shares)           11,661,485 47,977,390    
Units issued in private placement offering (in shares)         1,425,641        
Number of shares issuable per unit (in shares)             1.1    
Share price (in dollars per share) | $ / shares         $ 1.95        
Gross proceeds from private placement offering | $         $ 2,800        
Share issuance costs | $         100        
Net proceeds from private placement offering | $         $ 2,700        
Filing period of registration statement following closing date             60 days    
Acquisitions | $             $ (6,071)    
Purchase price | $   $ 146,569              
Common stock shares issued (in shares)   33,130,806              
Common stock, par value (in dollars per share) | $ / shares   $ 0.001       $ 0.001 $ 0.001    
Reserved Shares of Common Stock for Future Issuance [Abstract]                  
Conversion of Series E (in shares)             1,760,903    
Exercise of options to purchase common stock (in shares)             7,791,833    
Warrants to purchase common stock (in shares)             16,981,854    
Notes payable (in shares)             4,437,500    
Total (in shares)           0 30,972,090    
Halo Acquisition [Member]                  
Common Stock [Abstract]                  
Ownership percentage 100.00%                
TruPet, LLC [Member]                  
Common Stock [Abstract]                  
Initial ownership interest acquired   93.00%         7.00%    
Acquisition (in shares)   (1,011,748)              
Acquisitions | $   $ (6,012)              
Common stock shares issued (in shares)   15,027,533              
Bona Vida, Inc. [Member]                  
Common Stock [Abstract]                  
Share price (in dollars per share) | $ / shares   $ 6.00              
Initial ownership interest acquired   100.00%              
Amount of change of control payment | $                 $ 500
Number of shares of common stock to be issued in consideration for change of control payment (in shares)   100,000              
Purchase price | $   $ 108,620              
Common stock shares issued (in shares)   18,103,273              
PIPE Transaction [Member]                  
Common Stock [Abstract]                  
Units issued in private placement offering (in shares)   5,744,991              
Share price (in dollars per share) | $ / shares   $ 3.00              
Net proceeds from private placement offering | $   $ 15,700              
Halo Acquisition [Member]                  
Common Stock [Abstract]                  
Share price (in dollars per share) | $ / shares $ 1.82                
Initial ownership interest acquired 100.00%                
Purchase price | $ $ 38,244                
Common stock shares issued (in shares) 2,134,390                
Common stock, par value (in dollars per share) | $ / shares $ 0.001                
Warrant [Member]                  
Common Stock [Abstract]                  
Number of shares issuable per unit (in shares)         0.5     0.5  
Warrants, exercisable period             2 years    
Warrants, exercise price (in dollars per share) | $ / shares             $ 3.90    
Common Stock [Member]                  
Common Stock [Abstract]                  
Number of shares issuable per unit (in shares)         1     1  
Net proceeds from private placement offering | $       $ 100   $ 2,600      
Units issued in private placement offering (in shares)       25,641   1,400,000 0    
Acquisition (in shares)             (1,012,000)    
Acquisitions | $             $ (1)    
Common Stock [Member] | PIPE Transaction [Member]                  
Common Stock [Abstract]                  
Number of shares issuable per unit (in shares)   1