General form of registration statement for all companies including face-amount certificate companies

Summary of Significant Accounting Policies - Reclassifications - Additional Information (Detail)

v3.3.1.900
Summary of Significant Accounting Policies - Reclassifications - Additional Information (Detail) - $ / shares
Nov. 30, 2015
May. 31, 2015
May. 31, 2014
Summary Of Significant Accounting Policies [Line Items]      
Common stock, par value $ 0.001 $ 0.001
Reclassification Adjustment      
Summary Of Significant Accounting Policies [Line Items]      
Common stock, par value 0.001 0.001  
Preferred stock, par value $ 0.001 $ 0.001