Quarterly report pursuant to Section 13 or 15(d)

Management's Plans - Additional Information (Detail)

v3.10.0.1
Management's Plans - Additional Information (Detail)
$ in Millions
Oct. 30, 2018
USD ($)
Subsequent Event [Member]  
Financial Support For Nonconsolidated Legal Entity [Line Items]  
Net proceeds from secondary public offering $ 5.4