XML 75 R64.htm IDEA: XBRL DOCUMENT v3.19.2
Subsequent Events (Details) - USD ($)
$ / shares in Units, $ in Millions
1 Months Ended
Apr. 26, 2019
Dec. 31, 2018
Aug. 08, 2017
Apr. 30, 2016
Jun. 30, 2019
Apr. 30, 2019
Apr. 23, 2019
Aug. 31, 2017
Subsequent Event [Line Items]                
Common stock, shares issued   62,083,000     70,035,000      
Proceeds from issuance of common stock $ 108.1              
Payment of offering costs $ 0.6              
Agreement term       4 years        
Supplier Six                
Subsequent Event [Line Items]                
Purchase commitment         $ 1.4      
2017 Term Loan                
Subsequent Event [Line Items]                
Remaining borrowing capacity   $ 50.0 $ 25.0         $ 50.0
Common stock, shares issued           25,000   300,000
Base Rate | 2017 Term Loan                
Subsequent Event [Line Items]                
Spread on interest rate (as a percent)   8.50% 8.75%          
Base interest rate (as a percent)   1.00% 1.00%          
Equity offering                
Subsequent Event [Line Items]                
Common stock, shares issued             5,263,158  
Stock issued (in dollars per share)             $ 19  
Option for additional shares                
Subsequent Event [Line Items]                
Common stock, shares issued 789,473              
Gene sequencing data analysis commitment                
Subsequent Event [Line Items]                
Purchase commitment         $ 1.3