Management's Plans - Additional Information (Detail)
$ in Millions
Oct. 30, 2018
|Subsequent Event [Member]|
|Financial Support For Nonconsolidated Legal Entity [Line Items]|
|Net proceeds from secondary public offering||$ 5.4|
Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.
No definition available.