Annual report pursuant to Section 13 and 15(d)

Other Assets (Additional Information) (Detail)

v3.19.1
Other Assets (Additional Information) (Detail)
Jun. 30, 2018
USD ($)
Other assets [Line Items]  
Purchase Price $ 250,000
Private Corporation [Member]  
Other assets [Line Items]  
Equity Method Investment, Ownership Percentage 1.00%
Equity Method Investment Additional Ownership Percentage Acquired 4.00%