Annual report pursuant to Section 13 and 15(d)

License Agreements - Additional Information (Detail)

v3.7.0.1
License Agreements - Additional Information (Detail)
12 Months Ended
Dec. 15, 2015
USD ($)
Dec. 15, 2015
GBP (£)
May 31, 2016
USD ($)
May 31, 2016
GBP (£)
Jun. 30, 2016
USD ($)
Jun. 30, 2016
GBP (£)
Licenses Agreements [Line Items]            
License fee $ 915,000 £ 600,000        
Maximum contingent payment         $ 807,000 £ 600,000
Annual license fee     $ 432,000 £ 300,000