Quarterly report pursuant to Section 13 or 15(d)

Leases - Narrative (Details)

v3.21.2
Leases - Narrative (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Jun. 30, 2021
Jun. 30, 2020
Jun. 30, 2021
Jun. 30, 2020
Sep. 30, 2020
Leases [Abstract]          
Operating lease right-of-use assets $ 6,661   $ 6,661   $ 7,383
Current portion of operating lease liabilities 1,501   1,501   2,046
Operating lease liabilities, net of current portion $ 5,320   $ 5,320   $ 5,554
Weighted-average remaining lease terms 9 years 2 months 12 days   9 years 2 months 12 days    
Weighted-average discount rate 3.89%   3.89%    
Royalty expense $ 300 $ 300 $ 700 $ 800