Annual report pursuant to Section 13 and 15(d)

Subsequent Events - Additional Information (Detail)

v3.10.0.1
Subsequent Events - Additional Information (Detail)
$ in Millions
Jan. 08, 2019
USD ($)
Separation Agreement and General Release [Member] | Chief Executive Officer [Member] | Subsequent Event [Member]  
Subsequent Event [Line Items]  
Remuneration contingent payable $ 3.5