Quarterly report pursuant to Section 13 or 15(d)

Commitments and Contingencies - Additional Information (Details)

v3.19.3.a.u2
Commitments and Contingencies - Additional Information (Details) - USD ($)
$ in Millions
3 Months Ended
Dec. 31, 2019
Sep. 30, 2019
Commitments and Contingencies [Line Items]    
Purchase obligation $ 4.5 $ 4.4
Minimum    
Commitments and Contingencies [Line Items]    
Severance payment term 12 months  
Maximum    
Commitments and Contingencies [Line Items]    
Severance payment term 36 months