Quarterly report pursuant to Section 13 or 15(d)

Subsequent Event - Additional Information (Detail)

v3.8.0.1
Subsequent Event - Additional Information (Detail)
9 Months Ended
Sep. 30, 2017
Cellectis (Parent) [Member] | Maximum [Member]  
Subsequent Event [Line Items]  
Threshold percentage of ownership in outstanding common stock to enact indemnification agreement 50.00%