Quarterly report pursuant to Section 13 or 15(d)

Legal Proceedings - Additional Information (Detail)

v3.20.2
Legal Proceedings - Additional Information (Detail) - USD ($)
 9 Months Ended
Aug. 31, 2020
Dec. 03, 2015
Aug. 31, 2020
Commitment And Contingencies [Line Items]      
Payment for termination of contract     $ 1,900,000
Space and Time Sharing (SATS) Lease Agreement [Member] | Erie Group [Member]      
Commitment And Contingencies [Line Items]      
Payment for termination of contract $ 1,939,748   $ 1,939,748
Case No.15-007461-CI [Member]      
Commitment And Contingencies [Line Items]      
Minimum jurisdictional amount   $ 15,000