Quarterly report pursuant to Section 13 or 15(d)

Revenue - Summary of disaggregation of revenue (Detail)

v3.21.1
Revenue - Summary of disaggregation of revenue (Detail) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Mar. 31, 2021
Mar. 31, 2020
Mar. 31, 2021
Mar. 31, 2020
Disaggregated revenue $ 1 $ 28 $ 57 $ 137
License [Member]        
Disaggregated revenue 1 0 57 60
Royalty [Member]        
Disaggregated revenue 0 28 0 73
Development Activities [Member]        
Disaggregated revenue 0 0 0 4
Services transferred at a point in time [Member]        
Disaggregated revenue       73
Services transferred at a point in time [Member] | Royalty [Member]        
Disaggregated revenue       73
Services transferred over time [Member]        
Disaggregated revenue 1 28 57 64
Services transferred over time [Member] | License [Member]        
Disaggregated revenue $ 1   $ 57 60
Services transferred over time [Member] | Royalty [Member]        
Disaggregated revenue   $ 28    
Services transferred over time [Member] | Development Activities [Member]        
Disaggregated revenue       $ 4