Quarterly report pursuant to Section 13 or 15(d)

Subsequent Event (Details Textual)

v3.10.0.1
Subsequent Event (Details Textual) - Subsequent Event [Member] - REGENXBIO [Member]
$ in Millions
1 Months Ended
Nov. 05, 2018
USD ($)
Guranteed Upfront Payment $ 20
Payment on Execution of Contracts 10
Future Payments On Contracts 10
Annual Fees 100
Milestone Payment $ 60